806577040

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1\times {\mathrm{673}}^1$

素因数の和:968

約数の個数: 80

約数和(自身を含む): 1913556096

約数和(自身を除く): 1106979056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 211, 284, 355, 422, 568, 673, 710, 844, 1055, 1136, 1346, 1420, 1688, 2110, 2692, 2840, 3365, 3376, 4220, 5384, 5680, 6730, 8440, 10768, 13460, 14981, 16880, 26920, 29962, 47783, 53840, 59924, 74905, 95566, 119848, 142003, 149810, 191132, 238915, 239696, 284006, 299620, 382264, 477830, 568012, 599240, 710015, 764528, 955660, 1136024, 1198480, 1420030, 1911320, 2272048, 2840060, 3822640, 5680120, 10082213, 11360240, 20164426, 40328852, 50411065, 80657704, 100822130, 161315408, 201644260, 403288520, 806577040]

約数ペア:

[(1, 806577040), (2, 403288520), (4, 201644260), (5, 161315408), (8, 100822130), (10, 80657704), (16, 50411065), (20, 40328852), (40, 20164426), (71, 11360240), (80, 10082213), (142, 5680120), (211, 3822640), (284, 2840060), (355, 2272048), (422, 1911320), (568, 1420030), (673, 1198480), (710, 1136024), (844, 955660), (1055, 764528), (1136, 710015), (1346, 599240), (1420, 568012), (1688, 477830), (2110, 382264), (2692, 299620), (2840, 284006), (3365, 239696), (3376, 238915), (4220, 191132), (5384, 149810), (5680, 142003), (6730, 119848), (8440, 95566), (10768, 74905), (13460, 59924), (14981, 53840), (16880, 47783), (26920, 29962)]