25412690

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{1021}}^1$

素因数の和:1178

約数の個数: 32

約数和(自身を含む): 48565440

約数和(自身を除く): 23152750

約数列:

[1, 2, 5, 10, 19, 38, 95, 131, 190, 262, 655, 1021, 1310, 2042, 2489, 4978, 5105, 10210, 12445, 19399, 24890, 38798, 96995, 133751, 193990, 267502, 668755, 1337510, 2541269, 5082538, 12706345, 25412690]

約数ペア:

[(1, 25412690), (2, 12706345), (5, 5082538), (10, 2541269), (19, 1337510), (38, 668755), (95, 267502), (131, 193990), (190, 133751), (262, 96995), (655, 38798), (1021, 24890), (1310, 19399), (2042, 12445), (2489, 10210), (4978, 5105)]