82890920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{15581}}^1$

素因数の和:15618

約数の個数: 64

約数和(自身を含む): 224380800

約数和(自身を除く): 141489880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 15581, 31162, 62324, 77905, 109067, 124648, 155810, 218134, 296039, 311620, 436268, 545335, 592078, 623240, 872536, 1090670, 1184156, 1480195, 2072273, 2181340, 2368312, 2960390, 4144546, 4362680, 5920780, 8289092, 10361365, 11841560, 16578184, 20722730, 41445460, 82890920]

約数ペア:

[(1, 82890920), (2, 41445460), (4, 20722730), (5, 16578184), (7, 11841560), (8, 10361365), (10, 8289092), (14, 5920780), (19, 4362680), (20, 4144546), (28, 2960390), (35, 2368312), (38, 2181340), (40, 2072273), (56, 1480195), (70, 1184156), (76, 1090670), (95, 872536), (133, 623240), (140, 592078), (152, 545335), (190, 436268), (266, 311620), (280, 296039), (380, 218134), (532, 155810), (665, 124648), (760, 109067), (1064, 77905), (1330, 62324), (2660, 31162), (5320, 15581)]