201197750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1997}}^1$

素因数の和:2058

約数の個数: 64

約数和(自身を含む): 418908672

約数和(自身を除く): 217710922

約数列:

[1, 2, 5, 10, 13, 25, 26, 31, 50, 62, 65, 125, 130, 155, 250, 310, 325, 403, 650, 775, 806, 1550, 1625, 1997, 2015, 3250, 3875, 3994, 4030, 7750, 9985, 10075, 19970, 20150, 25961, 49925, 50375, 51922, 61907, 99850, 100750, 123814, 129805, 249625, 259610, 309535, 499250, 619070, 649025, 804791, 1298050, 1547675, 1609582, 3095350, 3245125, 4023955, 6490250, 7738375, 8047910, 15476750, 20119775, 40239550, 100598875, 201197750]

約数ペア:

[(1, 201197750), (2, 100598875), (5, 40239550), (10, 20119775), (13, 15476750), (25, 8047910), (26, 7738375), (31, 6490250), (50, 4023955), (62, 3245125), (65, 3095350), (125, 1609582), (130, 1547675), (155, 1298050), (250, 804791), (310, 649025), (325, 619070), (403, 499250), (650, 309535), (775, 259610), (806, 249625), (1550, 129805), (1625, 123814), (1997, 100750), (2015, 99850), (3250, 61907), (3875, 51922), (3994, 50375), (4030, 49925), (7750, 25961), (9985, 20150), (10075, 19970)]