155258480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149287}}^1$

素因数の和:149313

約数の個数: 40

約数和(自身を含む): 388745952

約数和(自身を除く): 233487472

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 149287, 298574, 597148, 746435, 1194296, 1492870, 1940731, 2388592, 2985740, 3881462, 5971480, 7762924, 9703655, 11942960, 15525848, 19407310, 31051696, 38814620, 77629240, 155258480]

約数ペア:

[(1, 155258480), (2, 77629240), (4, 38814620), (5, 31051696), (8, 19407310), (10, 15525848), (13, 11942960), (16, 9703655), (20, 7762924), (26, 5971480), (40, 3881462), (52, 2985740), (65, 2388592), (80, 1940731), (104, 1492870), (130, 1194296), (208, 746435), (260, 597148), (520, 298574), (1040, 149287)]