78647270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1873}}^1$

素因数の和:1929

約数の個数: 64

約数和(自身を含む): 170009280

約数和(自身を除く): 91362010

約数列:

[1, 2, 5, 10, 13, 17, 19, 26, 34, 38, 65, 85, 95, 130, 170, 190, 221, 247, 323, 442, 494, 646, 1105, 1235, 1615, 1873, 2210, 2470, 3230, 3746, 4199, 8398, 9365, 18730, 20995, 24349, 31841, 35587, 41990, 48698, 63682, 71174, 121745, 159205, 177935, 243490, 318410, 355870, 413933, 462631, 604979, 827866, 925262, 1209958, 2069665, 2313155, 3024895, 4139330, 4626310, 6049790, 7864727, 15729454, 39323635, 78647270]

約数ペア:

[(1, 78647270), (2, 39323635), (5, 15729454), (10, 7864727), (13, 6049790), (17, 4626310), (19, 4139330), (26, 3024895), (34, 2313155), (38, 2069665), (65, 1209958), (85, 925262), (95, 827866), (130, 604979), (170, 462631), (190, 413933), (221, 355870), (247, 318410), (323, 243490), (442, 177935), (494, 159205), (646, 121745), (1105, 71174), (1235, 63682), (1615, 48698), (1873, 41990), (2210, 35587), (2470, 31841), (3230, 24349), (3746, 20995), (4199, 18730), (8398, 9365)]