20229856425

素因数分解:

$3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{359}}^1\times {\mathrm{10889}}^1$

素因数の和:11287

約数の個数: 72

約数和(自身を含む): 37918108800

約数和(自身を除く): 17688252375

約数列:

[1, 3, 5, 9, 15, 23, 25, 45, 69, 75, 115, 207, 225, 345, 359, 575, 1035, 1077, 1725, 1795, 3231, 5175, 5385, 8257, 8975, 10889, 16155, 24771, 26925, 32667, 41285, 54445, 74313, 80775, 98001, 123855, 163335, 206425, 250447, 272225, 371565, 490005, 619275, 751341, 816675, 1252235, 1857825, 2254023, 2450025, 3756705, 3909151, 6261175, 11270115, 11727453, 18783525, 19545755, 35182359, 56350575, 58637265, 89910473, 97728775, 175911795, 269731419, 293186325, 449552365, 809194257, 879558975, 1348657095, 2247761825, 4045971285, 6743285475, 20229856425]

約数ペア:

[(1, 20229856425), (3, 6743285475), (5, 4045971285), (9, 2247761825), (15, 1348657095), (23, 879558975), (25, 809194257), (45, 449552365), (69, 293186325), (75, 269731419), (115, 175911795), (207, 97728775), (225, 89910473), (345, 58637265), (359, 56350575), (575, 35182359), (1035, 19545755), (1077, 18783525), (1725, 11727453), (1795, 11270115), (3231, 6261175), (5175, 3909151), (5385, 3756705), (8257, 2450025), (8975, 2254023), (10889, 1857825), (16155, 1252235), (24771, 816675), (26925, 751341), (32667, 619275), (41285, 490005), (54445, 371565), (74313, 272225), (80775, 250447), (98001, 206425), (123855, 163335)]