4727500

素因数分解:

$2^2\times 5^4\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:116

約数の個数: 60

約数和(自身を含む): 10846528

約数和(自身を除く): 6119028

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 61, 62, 100, 122, 124, 125, 155, 244, 250, 305, 310, 500, 610, 620, 625, 775, 1220, 1250, 1525, 1550, 1891, 2500, 3050, 3100, 3782, 3875, 6100, 7564, 7625, 7750, 9455, 15250, 15500, 18910, 19375, 30500, 37820, 38125, 38750, 47275, 76250, 77500, 94550, 152500, 189100, 236375, 472750, 945500, 1181875, 2363750, 4727500]

約数ペア:

[(1, 4727500), (2, 2363750), (4, 1181875), (5, 945500), (10, 472750), (20, 236375), (25, 189100), (31, 152500), (50, 94550), (61, 77500), (62, 76250), (100, 47275), (122, 38750), (124, 38125), (125, 37820), (155, 30500), (244, 19375), (250, 18910), (305, 15500), (310, 15250), (500, 9455), (610, 7750), (620, 7625), (625, 7564), (775, 6100), (1220, 3875), (1250, 3782), (1525, 3100), (1550, 3050), (1891, 2500)]