78475930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{2707}}^1$

素因数の和:2950

約数の個数: 32

約数和(自身を含む): 152861184

約数和(自身を除く): 74385254

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 223, 446, 1115, 2230, 2707, 2899, 5414, 5798, 13535, 14495, 27070, 28990, 35191, 70382, 175955, 351910, 603661, 1207322, 3018305, 6036610, 7847593, 15695186, 39237965, 78475930]

約数ペア:

[(1, 78475930), (2, 39237965), (5, 15695186), (10, 7847593), (13, 6036610), (26, 3018305), (65, 1207322), (130, 603661), (223, 351910), (446, 175955), (1115, 70382), (2230, 35191), (2707, 28990), (2899, 27070), (5414, 14495), (5798, 13535)]