24977630

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{409}}^1$

素因数の和:644

約数の個数: 32

約数和(自身を含む): 46759680

約数和(自身を除く): 21782050

約数列:

[1, 2, 5, 10, 31, 62, 155, 197, 310, 394, 409, 818, 985, 1970, 2045, 4090, 6107, 12214, 12679, 25358, 30535, 61070, 63395, 80573, 126790, 161146, 402865, 805730, 2497763, 4995526, 12488815, 24977630]

約数ペア:

[(1, 24977630), (2, 12488815), (5, 4995526), (10, 2497763), (31, 805730), (62, 402865), (155, 161146), (197, 126790), (310, 80573), (394, 63395), (409, 61070), (818, 30535), (985, 25358), (1970, 12679), (2045, 12214), (4090, 6107)]