25216610

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1$

素因数の和:291

約数の個数: 64

約数和(自身を含む): 52202880

約数和(自身を除く): 26986270

約数列:

[1, 2, 5, 10, 17, 19, 34, 37, 38, 74, 85, 95, 170, 185, 190, 211, 323, 370, 422, 629, 646, 703, 1055, 1258, 1406, 1615, 2110, 3145, 3230, 3515, 3587, 4009, 6290, 7030, 7174, 7807, 8018, 11951, 15614, 17935, 20045, 23902, 35870, 39035, 40090, 59755, 68153, 78070, 119510, 132719, 136306, 148333, 265438, 296666, 340765, 663595, 681530, 741665, 1327190, 1483330, 2521661, 5043322, 12608305, 25216610]

約数ペア:

[(1, 25216610), (2, 12608305), (5, 5043322), (10, 2521661), (17, 1483330), (19, 1327190), (34, 741665), (37, 681530), (38, 663595), (74, 340765), (85, 296666), (95, 265438), (170, 148333), (185, 136306), (190, 132719), (211, 119510), (323, 78070), (370, 68153), (422, 59755), (629, 40090), (646, 39035), (703, 35870), (1055, 23902), (1258, 20045), (1406, 17935), (1615, 15614), (2110, 11951), (3145, 8018), (3230, 7807), (3515, 7174), (3587, 7030), (4009, 6290)]