51516450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{239}}^1\times {\mathrm{479}}^1$

素因数の和:736

約数の個数: 72

約数和(自身を含む): 139276800

約数和(自身を除く): 87760350

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 225, 239, 450, 478, 479, 717, 958, 1195, 1434, 1437, 2151, 2390, 2395, 2874, 3585, 4302, 4311, 4790, 5975, 7170, 7185, 8622, 10755, 11950, 11975, 14370, 17925, 21510, 21555, 23950, 35850, 35925, 43110, 53775, 71850, 107550, 107775, 114481, 215550, 228962, 343443, 572405, 686886, 1030329, 1144810, 1717215, 2060658, 2862025, 3434430, 5151645, 5724050, 8586075, 10303290, 17172150, 25758225, 51516450]

約数ペア:

[(1, 51516450), (2, 25758225), (3, 17172150), (5, 10303290), (6, 8586075), (9, 5724050), (10, 5151645), (15, 3434430), (18, 2862025), (25, 2060658), (30, 1717215), (45, 1144810), (50, 1030329), (75, 686886), (90, 572405), (150, 343443), (225, 228962), (239, 215550), (450, 114481), (478, 107775), (479, 107550), (717, 71850), (958, 53775), (1195, 43110), (1434, 35925), (1437, 35850), (2151, 23950), (2390, 21555), (2395, 21510), (2874, 17925), (3585, 14370), (4302, 11975), (4311, 11950), (4790, 10755), (5975, 8622), (7170, 7185)]