254298325

素因数分解:

$5^2\times {\mathrm{17}}^2\times {\mathrm{61}}^1\times {\mathrm{577}}^1$

素因数の和:682

約数の個数: 36

約数和(自身を含む): 341051212

約数和(自身を除く): 86752887

約数列:

[1, 5, 17, 25, 61, 85, 289, 305, 425, 577, 1037, 1445, 1525, 2885, 5185, 7225, 9809, 14425, 17629, 25925, 35197, 49045, 88145, 166753, 175985, 245225, 440725, 598349, 833765, 879925, 2991745, 4168825, 10171933, 14958725, 50859665, 254298325]

約数ペア:

[(1, 254298325), (5, 50859665), (17, 14958725), (25, 10171933), (61, 4168825), (85, 2991745), (289, 879925), (305, 833765), (425, 598349), (577, 440725), (1037, 245225), (1445, 175985), (1525, 166753), (2885, 88145), (5185, 49045), (7225, 35197), (9809, 25925), (14425, 17629)]