81256500

素因数分解:

$2^2\times 3^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{463}}^1$

素因数の和:504

約数の個数: 192

約数和(自身を含む): 283745280

約数和(自身を除く): 202488780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 27, 30, 36, 39, 45, 50, 52, 54, 60, 65, 75, 78, 90, 100, 108, 117, 125, 130, 135, 150, 156, 180, 195, 225, 234, 250, 260, 270, 300, 325, 351, 375, 390, 450, 463, 468, 500, 540, 585, 650, 675, 702, 750, 780, 900, 926, 975, 1125, 1170, 1300, 1350, 1389, 1404, 1500, 1625, 1755, 1852, 1950, 2250, 2315, 2340, 2700, 2778, 2925, 3250, 3375, 3510, 3900, 4167, 4500, 4630, 4875, 5556, 5850, 6019, 6500, 6750, 6945, 7020, 8334, 8775, 9260, 9750, 11575, 11700, 12038, 12501, 13500, 13890, 14625, 16668, 17550, 18057, 19500, 20835, 23150, 24076, 25002, 27780, 29250, 30095, 34725, 35100, 36114, 41670, 43875, 46300, 50004, 54171, 57875, 58500, 60190, 62505, 69450, 72228, 83340, 87750, 90285, 104175, 108342, 115750, 120380, 125010, 138900, 150475, 162513, 173625, 175500, 180570, 208350, 216684, 231500, 250020, 270855, 300950, 312525, 325026, 347250, 361140, 416700, 451425, 520875, 541710, 601900, 625050, 650052, 694500, 752375, 812565, 902850, 1041750, 1083420, 1250100, 1354275, 1504750, 1562625, 1625130, 1805700, 2083500, 2257125, 2708550, 3009500, 3125250, 3250260, 4062825, 4514250, 5417100, 6250500, 6771375, 8125650, 9028500, 13542750, 16251300, 20314125, 27085500, 40628250, 81256500]

約数ペア:

[(1, 81256500), (2, 40628250), (3, 27085500), (4, 20314125), (5, 16251300), (6, 13542750), (9, 9028500), (10, 8125650), (12, 6771375), (13, 6250500), (15, 5417100), (18, 4514250), (20, 4062825), (25, 3250260), (26, 3125250), (27, 3009500), (30, 2708550), (36, 2257125), (39, 2083500), (45, 1805700), (50, 1625130), (52, 1562625), (54, 1504750), (60, 1354275), (65, 1250100), (75, 1083420), (78, 1041750), (90, 902850), (100, 812565), (108, 752375), (117, 694500), (125, 650052), (130, 625050), (135, 601900), (150, 541710), (156, 520875), (180, 451425), (195, 416700), (225, 361140), (234, 347250), (250, 325026), (260, 312525), (270, 300950), (300, 270855), (325, 250020), (351, 231500), (375, 216684), (390, 208350), (450, 180570), (463, 175500), (468, 173625), (500, 162513), (540, 150475), (585, 138900), (650, 125010), (675, 120380), (702, 115750), (750, 108342), (780, 104175), (900, 90285), (926, 87750), (975, 83340), (1125, 72228), (1170, 69450), (1300, 62505), (1350, 60190), (1389, 58500), (1404, 57875), (1500, 54171), (1625, 50004), (1755, 46300), (1852, 43875), (1950, 41670), (2250, 36114), (2315, 35100), (2340, 34725), (2700, 30095), (2778, 29250), (2925, 27780), (3250, 25002), (3375, 24076), (3510, 23150), (3900, 20835), (4167, 19500), (4500, 18057), (4630, 17550), (4875, 16668), (5556, 14625), (5850, 13890), (6019, 13500), (6500, 12501), (6750, 12038), (6945, 11700), (7020, 11575), (8334, 9750), (8775, 9260)]