201788124920

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{839}}^1\times {\mathrm{127931}}^1$

素因数の和:128828

約数の個数: 64

約数和(自身を含む): 464239641600

約数和(自身を除く): 262451516680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 839, 940, 1678, 1880, 3356, 4195, 6712, 8390, 16780, 33560, 39433, 78866, 127931, 157732, 197165, 255862, 315464, 394330, 511724, 639655, 788660, 1023448, 1279310, 1577320, 2558620, 5117240, 6012757, 12025514, 24051028, 30063785, 48102056, 60127570, 107334109, 120255140, 214668218, 240510280, 429336436, 536670545, 858672872, 1073341090, 2146682180, 4293364360, 5044703123, 10089406246, 20178812492, 25223515615, 40357624984, 50447031230, 100894062460, 201788124920]

約数ペア:

[(1, 201788124920), (2, 100894062460), (4, 50447031230), (5, 40357624984), (8, 25223515615), (10, 20178812492), (20, 10089406246), (40, 5044703123), (47, 4293364360), (94, 2146682180), (188, 1073341090), (235, 858672872), (376, 536670545), (470, 429336436), (839, 240510280), (940, 214668218), (1678, 120255140), (1880, 107334109), (3356, 60127570), (4195, 48102056), (6712, 30063785), (8390, 24051028), (16780, 12025514), (33560, 6012757), (39433, 5117240), (78866, 2558620), (127931, 1577320), (157732, 1279310), (197165, 1023448), (255862, 788660), (315464, 639655), (394330, 511724)]