67918890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{499}}^1$

素因数の和:871

約数の個数: 64

約数和(自身を含む): 176400000

約数和(自身を除く): 108481110

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 349, 390, 499, 698, 998, 1047, 1497, 1745, 2094, 2495, 2994, 3490, 4537, 4990, 5235, 6487, 7485, 9074, 10470, 12974, 13611, 14970, 19461, 22685, 27222, 32435, 38922, 45370, 64870, 68055, 97305, 136110, 174151, 194610, 348302, 522453, 870755, 1044906, 1741510, 2263963, 2612265, 4527926, 5224530, 6791889, 11319815, 13583778, 22639630, 33959445, 67918890]

約数ペア:

[(1, 67918890), (2, 33959445), (3, 22639630), (5, 13583778), (6, 11319815), (10, 6791889), (13, 5224530), (15, 4527926), (26, 2612265), (30, 2263963), (39, 1741510), (65, 1044906), (78, 870755), (130, 522453), (195, 348302), (349, 194610), (390, 174151), (499, 136110), (698, 97305), (998, 68055), (1047, 64870), (1497, 45370), (1745, 38922), (2094, 32435), (2495, 27222), (2994, 22685), (3490, 19461), (4537, 14970), (4990, 13611), (5235, 12974), (6487, 10470), (7485, 9074)]