71008990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{6581}}^1$

素因数の和:6684

約数の個数: 32

約数和(自身を含む): 139327776

約数和(自身を除く): 68318786

約数列:

[1, 2, 5, 10, 13, 26, 65, 83, 130, 166, 415, 830, 1079, 2158, 5395, 6581, 10790, 13162, 32905, 65810, 85553, 171106, 427765, 546223, 855530, 1092446, 2731115, 5462230, 7100899, 14201798, 35504495, 71008990]

約数ペア:

[(1, 71008990), (2, 35504495), (5, 14201798), (10, 7100899), (13, 5462230), (26, 2731115), (65, 1092446), (83, 855530), (130, 546223), (166, 427765), (415, 171106), (830, 85553), (1079, 65810), (2158, 32905), (5395, 13162), (6581, 10790)]