687079895020

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1\times {\mathrm{55931}}^1$

素因数の和:56263

約数の個数: 96

約数和(自身を含む): 1506008028672

約数和(自身を除く): 818928133652

約数列:

[1, 2, 4, 5, 10, 20, 41, 71, 82, 142, 164, 205, 211, 284, 355, 410, 422, 710, 820, 844, 1055, 1420, 2110, 2911, 4220, 5822, 8651, 11644, 14555, 14981, 17302, 29110, 29962, 34604, 43255, 55931, 58220, 59924, 74905, 86510, 111862, 149810, 173020, 223724, 279655, 299620, 559310, 614221, 1118620, 1228442, 2293171, 2456884, 3071105, 3971101, 4586342, 6142210, 7942202, 9172684, 11465855, 11801441, 12284420, 15884404, 19855505, 22931710, 23602882, 39711010, 45863420, 47205764, 59007205, 79422020, 118014410, 162815141, 236028820, 325630282, 483859081, 651260564, 814075705, 837902311, 967718162, 1628151410, 1675804622, 1935436324, 2419295405, 3256302820, 3351609244, 4189511555, 4838590810, 8379023110, 9677181620, 16758046220, 34353994751, 68707989502, 137415979004, 171769973755, 343539947510, 687079895020]

約数ペア:

[(1, 687079895020), (2, 343539947510), (4, 171769973755), (5, 137415979004), (10, 68707989502), (20, 34353994751), (41, 16758046220), (71, 9677181620), (82, 8379023110), (142, 4838590810), (164, 4189511555), (205, 3351609244), (211, 3256302820), (284, 2419295405), (355, 1935436324), (410, 1675804622), (422, 1628151410), (710, 967718162), (820, 837902311), (844, 814075705), (1055, 651260564), (1420, 483859081), (2110, 325630282), (2911, 236028820), (4220, 162815141), (5822, 118014410), (8651, 79422020), (11644, 59007205), (14555, 47205764), (14981, 45863420), (17302, 39711010), (29110, 23602882), (29962, 22931710), (34604, 19855505), (43255, 15884404), (55931, 12284420), (58220, 11801441), (59924, 11465855), (74905, 9172684), (86510, 7942202), (111862, 6142210), (149810, 4586342), (173020, 3971101), (223724, 3071105), (279655, 2456884), (299620, 2293171), (559310, 1228442), (614221, 1118620)]