42388175020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{6561637}}^1$

素因数の和:6561682

約数の個数: 48

約数和(自身を含む): 99211966560

約数和(自身を除く): 56823791540

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1615, 3230, 6460, 6561637, 13123274, 26246548, 32808185, 65616370, 111547829, 124671103, 131232740, 223095658, 249342206, 446191316, 498684412, 557739145, 623355515, 1115478290, 1246711030, 2119408751, 2230956580, 2493422060, 4238817502, 8477635004, 10597043755, 21194087510, 42388175020]

約数ペア:

[(1, 42388175020), (2, 21194087510), (4, 10597043755), (5, 8477635004), (10, 4238817502), (17, 2493422060), (19, 2230956580), (20, 2119408751), (34, 1246711030), (38, 1115478290), (68, 623355515), (76, 557739145), (85, 498684412), (95, 446191316), (170, 249342206), (190, 223095658), (323, 131232740), (340, 124671103), (380, 111547829), (646, 65616370), (1292, 32808185), (1615, 26246548), (3230, 13123274), (6460, 6561637)]