1551461440

素因数分解:

$2^6\times 5^1\times {\mathrm{157}}^1\times {\mathrm{30881}}^1$

素因数の和:31055

約数の個数: 56

約数和(自身を含む): 3718069272

約数和(自身を除く): 2166607832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 157, 160, 314, 320, 628, 785, 1256, 1570, 2512, 3140, 5024, 6280, 10048, 12560, 25120, 30881, 50240, 61762, 123524, 154405, 247048, 308810, 494096, 617620, 988192, 1235240, 1976384, 2470480, 4848317, 4940960, 9696634, 9881920, 19393268, 24241585, 38786536, 48483170, 77573072, 96966340, 155146144, 193932680, 310292288, 387865360, 775730720, 1551461440]

約数ペア:

[(1, 1551461440), (2, 775730720), (4, 387865360), (5, 310292288), (8, 193932680), (10, 155146144), (16, 96966340), (20, 77573072), (32, 48483170), (40, 38786536), (64, 24241585), (80, 19393268), (157, 9881920), (160, 9696634), (314, 4940960), (320, 4848317), (628, 2470480), (785, 1976384), (1256, 1235240), (1570, 988192), (2512, 617620), (3140, 494096), (5024, 308810), (6280, 247048), (10048, 154405), (12560, 123524), (25120, 61762), (30881, 50240)]