189118889180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{2516887}}^1$

素因数の和:2516943

約数の個数: 72

約数和(自身を含む): 454338554208

約数和(自身を除く): 265219665028

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 289, 340, 442, 578, 884, 1105, 1156, 1445, 2210, 2890, 3757, 4420, 5780, 7514, 15028, 18785, 37570, 75140, 2516887, 5033774, 10067548, 12584435, 25168870, 32719531, 42787079, 50337740, 65439062, 85574158, 130878124, 163597655, 171148316, 213935395, 327195310, 427870790, 556232027, 654390620, 727380343, 855741580, 1112464054, 1454760686, 2224928108, 2781160135, 2909521372, 3636901715, 5562320270, 7273803430, 9455944459, 11124640540, 14547606860, 18911888918, 37823777836, 47279722295, 94559444590, 189118889180]

約数ペア:

[(1, 189118889180), (2, 94559444590), (4, 47279722295), (5, 37823777836), (10, 18911888918), (13, 14547606860), (17, 11124640540), (20, 9455944459), (26, 7273803430), (34, 5562320270), (52, 3636901715), (65, 2909521372), (68, 2781160135), (85, 2224928108), (130, 1454760686), (170, 1112464054), (221, 855741580), (260, 727380343), (289, 654390620), (340, 556232027), (442, 427870790), (578, 327195310), (884, 213935395), (1105, 171148316), (1156, 163597655), (1445, 130878124), (2210, 85574158), (2890, 65439062), (3757, 50337740), (4420, 42787079), (5780, 32719531), (7514, 25168870), (15028, 12584435), (18785, 10067548), (37570, 5033774), (75140, 2516887)]