25775060

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^2$

素因数の和:153

約数の個数: 72

約数和(自身を含む): 60106536

約数和(自身を除く): 34331476

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 41, 43, 68, 82, 85, 86, 164, 170, 172, 205, 215, 340, 410, 430, 697, 731, 820, 860, 1394, 1462, 1763, 1849, 2788, 2924, 3485, 3526, 3655, 3698, 6970, 7052, 7310, 7396, 8815, 9245, 13940, 14620, 17630, 18490, 29971, 31433, 35260, 36980, 59942, 62866, 75809, 119884, 125732, 149855, 151618, 157165, 299710, 303236, 314330, 379045, 599420, 628660, 758090, 1288753, 1516180, 2577506, 5155012, 6443765, 12887530, 25775060]

約数ペア:

[(1, 25775060), (2, 12887530), (4, 6443765), (5, 5155012), (10, 2577506), (17, 1516180), (20, 1288753), (34, 758090), (41, 628660), (43, 599420), (68, 379045), (82, 314330), (85, 303236), (86, 299710), (164, 157165), (170, 151618), (172, 149855), (205, 125732), (215, 119884), (340, 75809), (410, 62866), (430, 59942), (697, 36980), (731, 35260), (820, 31433), (860, 29971), (1394, 18490), (1462, 17630), (1763, 14620), (1849, 13940), (2788, 9245), (2924, 8815), (3485, 7396), (3526, 7310), (3655, 7052), (3698, 6970)]