81295500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{379}}^1$

素因数の和:425

約数の個数: 192

約数和(自身を含む): 278853120

約数和(自身を除く): 197557620

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 13, 15, 20, 22, 25, 26, 30, 33, 39, 44, 50, 52, 55, 60, 65, 66, 75, 78, 100, 110, 125, 130, 132, 143, 150, 156, 165, 195, 220, 250, 260, 275, 286, 300, 325, 330, 375, 379, 390, 429, 500, 550, 572, 650, 660, 715, 750, 758, 780, 825, 858, 975, 1100, 1137, 1300, 1375, 1430, 1500, 1516, 1625, 1650, 1716, 1895, 1950, 2145, 2274, 2750, 2860, 3250, 3300, 3575, 3790, 3900, 4125, 4169, 4290, 4548, 4875, 4927, 5500, 5685, 6500, 7150, 7580, 8250, 8338, 8580, 9475, 9750, 9854, 10725, 11370, 12507, 14300, 14781, 16500, 16676, 17875, 18950, 19500, 19708, 20845, 21450, 22740, 24635, 25014, 28425, 29562, 35750, 37900, 41690, 42900, 47375, 49270, 50028, 53625, 54197, 56850, 59124, 62535, 71500, 73905, 83380, 94750, 98540, 104225, 107250, 108394, 113700, 123175, 125070, 142125, 147810, 162591, 189500, 208450, 214500, 216788, 246350, 250140, 270985, 284250, 295620, 312675, 325182, 369525, 416900, 492700, 521125, 541970, 568500, 615875, 625350, 650364, 739050, 812955, 1042250, 1083940, 1231750, 1250700, 1354925, 1478100, 1563375, 1625910, 1847625, 2084500, 2463500, 2709850, 3126750, 3251820, 3695250, 4064775, 5419700, 6253500, 6774625, 7390500, 8129550, 13549250, 16259100, 20323875, 27098500, 40647750, 81295500]

約数ペア:

[(1, 81295500), (2, 40647750), (3, 27098500), (4, 20323875), (5, 16259100), (6, 13549250), (10, 8129550), (11, 7390500), (12, 6774625), (13, 6253500), (15, 5419700), (20, 4064775), (22, 3695250), (25, 3251820), (26, 3126750), (30, 2709850), (33, 2463500), (39, 2084500), (44, 1847625), (50, 1625910), (52, 1563375), (55, 1478100), (60, 1354925), (65, 1250700), (66, 1231750), (75, 1083940), (78, 1042250), (100, 812955), (110, 739050), (125, 650364), (130, 625350), (132, 615875), (143, 568500), (150, 541970), (156, 521125), (165, 492700), (195, 416900), (220, 369525), (250, 325182), (260, 312675), (275, 295620), (286, 284250), (300, 270985), (325, 250140), (330, 246350), (375, 216788), (379, 214500), (390, 208450), (429, 189500), (500, 162591), (550, 147810), (572, 142125), (650, 125070), (660, 123175), (715, 113700), (750, 108394), (758, 107250), (780, 104225), (825, 98540), (858, 94750), (975, 83380), (1100, 73905), (1137, 71500), (1300, 62535), (1375, 59124), (1430, 56850), (1500, 54197), (1516, 53625), (1625, 50028), (1650, 49270), (1716, 47375), (1895, 42900), (1950, 41690), (2145, 37900), (2274, 35750), (2750, 29562), (2860, 28425), (3250, 25014), (3300, 24635), (3575, 22740), (3790, 21450), (3900, 20845), (4125, 19708), (4169, 19500), (4290, 18950), (4548, 17875), (4875, 16676), (4927, 16500), (5500, 14781), (5685, 14300), (6500, 12507), (7150, 11370), (7580, 10725), (8250, 9854), (8338, 9750), (8580, 9475)]