79924000

素因数分解:

$2^5\times 5^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1$

素因数の和:120

約数の個数: 192

約数和(自身を含む): 222899040

約数和(自身を除く): 142975040

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 29, 32, 40, 50, 52, 53, 58, 65, 80, 100, 104, 106, 116, 125, 130, 145, 160, 200, 208, 212, 232, 250, 260, 265, 290, 325, 377, 400, 416, 424, 464, 500, 520, 530, 580, 650, 689, 725, 754, 800, 848, 928, 1000, 1040, 1060, 1160, 1300, 1325, 1378, 1450, 1508, 1537, 1625, 1696, 1885, 2000, 2080, 2120, 2320, 2600, 2650, 2756, 2900, 3016, 3074, 3250, 3445, 3625, 3770, 4000, 4240, 4640, 5200, 5300, 5512, 5800, 6032, 6148, 6500, 6625, 6890, 7250, 7540, 7685, 8480, 9425, 10400, 10600, 11024, 11600, 12064, 12296, 13000, 13250, 13780, 14500, 15080, 15370, 17225, 18850, 19981, 21200, 22048, 23200, 24592, 26000, 26500, 27560, 29000, 30160, 30740, 34450, 37700, 38425, 39962, 42400, 47125, 49184, 52000, 53000, 55120, 58000, 60320, 61480, 68900, 75400, 76850, 79924, 86125, 94250, 99905, 106000, 110240, 116000, 122960, 137800, 150800, 153700, 159848, 172250, 188500, 192125, 199810, 212000, 245920, 275600, 301600, 307400, 319696, 344500, 377000, 384250, 399620, 499525, 551200, 614800, 639392, 689000, 754000, 768500, 799240, 999050, 1229600, 1378000, 1508000, 1537000, 1598480, 1998100, 2497625, 2756000, 3074000, 3196960, 3996200, 4995250, 6148000, 7992400, 9990500, 15984800, 19981000, 39962000, 79924000]

約数ペア:

[(1, 79924000), (2, 39962000), (4, 19981000), (5, 15984800), (8, 9990500), (10, 7992400), (13, 6148000), (16, 4995250), (20, 3996200), (25, 3196960), (26, 3074000), (29, 2756000), (32, 2497625), (40, 1998100), (50, 1598480), (52, 1537000), (53, 1508000), (58, 1378000), (65, 1229600), (80, 999050), (100, 799240), (104, 768500), (106, 754000), (116, 689000), (125, 639392), (130, 614800), (145, 551200), (160, 499525), (200, 399620), (208, 384250), (212, 377000), (232, 344500), (250, 319696), (260, 307400), (265, 301600), (290, 275600), (325, 245920), (377, 212000), (400, 199810), (416, 192125), (424, 188500), (464, 172250), (500, 159848), (520, 153700), (530, 150800), (580, 137800), (650, 122960), (689, 116000), (725, 110240), (754, 106000), (800, 99905), (848, 94250), (928, 86125), (1000, 79924), (1040, 76850), (1060, 75400), (1160, 68900), (1300, 61480), (1325, 60320), (1378, 58000), (1450, 55120), (1508, 53000), (1537, 52000), (1625, 49184), (1696, 47125), (1885, 42400), (2000, 39962), (2080, 38425), (2120, 37700), (2320, 34450), (2600, 30740), (2650, 30160), (2756, 29000), (2900, 27560), (3016, 26500), (3074, 26000), (3250, 24592), (3445, 23200), (3625, 22048), (3770, 21200), (4000, 19981), (4240, 18850), (4640, 17225), (5200, 15370), (5300, 15080), (5512, 14500), (5800, 13780), (6032, 13250), (6148, 13000), (6500, 12296), (6625, 12064), (6890, 11600), (7250, 11024), (7540, 10600), (7685, 10400), (8480, 9425)]