20011014525

素因数分解:

$3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1\times {\mathrm{607}}^1$

素因数の和:883

約数の個数: 96

約数和(自身を含む): 34653782016

約数和(自身を除く): 14642767491

約数列:

[1, 3, 5, 15, 25, 41, 71, 75, 123, 151, 205, 213, 355, 453, 607, 615, 755, 1025, 1065, 1775, 1821, 2265, 2911, 3035, 3075, 3775, 5325, 6191, 8733, 9105, 10721, 11325, 14555, 15175, 18573, 24887, 30955, 32163, 43097, 43665, 45525, 53605, 72775, 74661, 91657, 92865, 124435, 129291, 154775, 160815, 215485, 218325, 268025, 274971, 373305, 439561, 458285, 464325, 622175, 646455, 804075, 1077425, 1318683, 1374855, 1766977, 1866525, 2197805, 2291425, 3232275, 3757937, 5300931, 6507647, 6593415, 6874275, 8834885, 10989025, 11273811, 18789685, 19522941, 26504655, 32538235, 32967075, 44174425, 56369055, 93948425, 97614705, 132523275, 162691175, 266813527, 281845275, 488073525, 800440581, 1334067635, 4002202905, 6670338175, 20011014525]

約数ペア:

[(1, 20011014525), (3, 6670338175), (5, 4002202905), (15, 1334067635), (25, 800440581), (41, 488073525), (71, 281845275), (75, 266813527), (123, 162691175), (151, 132523275), (205, 97614705), (213, 93948425), (355, 56369055), (453, 44174425), (607, 32967075), (615, 32538235), (755, 26504655), (1025, 19522941), (1065, 18789685), (1775, 11273811), (1821, 10989025), (2265, 8834885), (2911, 6874275), (3035, 6593415), (3075, 6507647), (3775, 5300931), (5325, 3757937), (6191, 3232275), (8733, 2291425), (9105, 2197805), (10721, 1866525), (11325, 1766977), (14555, 1374855), (15175, 1318683), (18573, 1077425), (24887, 804075), (30955, 646455), (32163, 622175), (43097, 464325), (43665, 458285), (45525, 439561), (53605, 373305), (72775, 274971), (74661, 268025), (91657, 218325), (92865, 215485), (124435, 160815), (129291, 154775)]