1649239800

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{211441}}^1$

素因数の和:211473

約数の個数: 96

約数和(自身を含む): 5505949680

約数和(自身を除く): 3856709880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 25, 26, 30, 39, 40, 50, 52, 60, 65, 75, 78, 100, 104, 120, 130, 150, 156, 195, 200, 260, 300, 312, 325, 390, 520, 600, 650, 780, 975, 1300, 1560, 1950, 2600, 3900, 7800, 211441, 422882, 634323, 845764, 1057205, 1268646, 1691528, 2114410, 2537292, 2748733, 3171615, 4228820, 5074584, 5286025, 5497466, 6343230, 8246199, 8457640, 10572050, 10994932, 12686460, 13743665, 15858075, 16492398, 21144100, 21989864, 25372920, 27487330, 31716150, 32984796, 41230995, 42288200, 54974660, 63432300, 65969592, 68718325, 82461990, 109949320, 126864600, 137436650, 164923980, 206154975, 274873300, 329847960, 412309950, 549746600, 824619900, 1649239800]

約数ペア:

[(1, 1649239800), (2, 824619900), (3, 549746600), (4, 412309950), (5, 329847960), (6, 274873300), (8, 206154975), (10, 164923980), (12, 137436650), (13, 126864600), (15, 109949320), (20, 82461990), (24, 68718325), (25, 65969592), (26, 63432300), (30, 54974660), (39, 42288200), (40, 41230995), (50, 32984796), (52, 31716150), (60, 27487330), (65, 25372920), (75, 21989864), (78, 21144100), (100, 16492398), (104, 15858075), (120, 13743665), (130, 12686460), (150, 10994932), (156, 10572050), (195, 8457640), (200, 8246199), (260, 6343230), (300, 5497466), (312, 5286025), (325, 5074584), (390, 4228820), (520, 3171615), (600, 2748733), (650, 2537292), (780, 2114410), (975, 1691528), (1300, 1268646), (1560, 1057205), (1950, 845764), (2600, 634323), (3900, 422882), (7800, 211441)]