157702960

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{24953}}^1$

素因数の和:25045

約数の個数: 40

約数和(自身を含む): 371315520

約数和(自身を除く): 213612560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 6320, 24953, 49906, 99812, 124765, 199624, 249530, 399248, 499060, 998120, 1971287, 1996240, 3942574, 7885148, 9856435, 15770296, 19712870, 31540592, 39425740, 78851480, 157702960]

約数ペア:

[(1, 157702960), (2, 78851480), (4, 39425740), (5, 31540592), (8, 19712870), (10, 15770296), (16, 9856435), (20, 7885148), (40, 3942574), (79, 1996240), (80, 1971287), (158, 998120), (316, 499060), (395, 399248), (632, 249530), (790, 199624), (1264, 124765), (1580, 99812), (3160, 49906), (6320, 24953)]