72739810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{50867}}^1$

素因数の和:50898

約数の個数: 32

約数和(自身を含む): 153824832

約数和(自身を除く): 81085022

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 50867, 101734, 254335, 508670, 559537, 661271, 1119074, 1322542, 2797685, 3306355, 5595370, 6612710, 7273981, 14547962, 36369905, 72739810]

約数ペア:

[(1, 72739810), (2, 36369905), (5, 14547962), (10, 7273981), (11, 6612710), (13, 5595370), (22, 3306355), (26, 2797685), (55, 1322542), (65, 1119074), (110, 661271), (130, 559537), (143, 508670), (286, 254335), (715, 101734), (1430, 50867)]