80217930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2897}}^1$

素因数の和:2991

約数の個数: 64

約数和(自身を含む): 210325248

約数和(自身を除く): 130107318

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 71, 78, 130, 142, 195, 213, 355, 390, 426, 710, 923, 1065, 1846, 2130, 2769, 2897, 4615, 5538, 5794, 8691, 9230, 13845, 14485, 17382, 27690, 28970, 37661, 43455, 75322, 86910, 112983, 188305, 205687, 225966, 376610, 411374, 564915, 617061, 1028435, 1129830, 1234122, 2056870, 2673931, 3085305, 5347862, 6170610, 8021793, 13369655, 16043586, 26739310, 40108965, 80217930]

約数ペア:

[(1, 80217930), (2, 40108965), (3, 26739310), (5, 16043586), (6, 13369655), (10, 8021793), (13, 6170610), (15, 5347862), (26, 3085305), (30, 2673931), (39, 2056870), (65, 1234122), (71, 1129830), (78, 1028435), (130, 617061), (142, 564915), (195, 411374), (213, 376610), (355, 225966), (390, 205687), (426, 188305), (710, 112983), (923, 86910), (1065, 75322), (1846, 43455), (2130, 37661), (2769, 28970), (2897, 27690), (4615, 17382), (5538, 14485), (5794, 13845), (8691, 9230)]