25431490

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:152

約数の個数: 96

約数和(自身を含む): 58506624

約数和(自身を除く): 33075134

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 43, 49, 70, 71, 85, 86, 98, 119, 142, 170, 215, 238, 245, 301, 355, 430, 490, 497, 595, 602, 710, 731, 833, 994, 1190, 1207, 1462, 1505, 1666, 2107, 2414, 2485, 3010, 3053, 3479, 3655, 4165, 4214, 4970, 5117, 6035, 6106, 6958, 7310, 8330, 8449, 10234, 10535, 12070, 15265, 16898, 17395, 21070, 21371, 25585, 30530, 34790, 35819, 42245, 42742, 51170, 51901, 59143, 71638, 84490, 103802, 106855, 118286, 149597, 179095, 213710, 259505, 295715, 299194, 358190, 363307, 519010, 591430, 726614, 747985, 1495970, 1816535, 2543149, 3633070, 5086298, 12715745, 25431490]

約数ペア:

[(1, 25431490), (2, 12715745), (5, 5086298), (7, 3633070), (10, 2543149), (14, 1816535), (17, 1495970), (34, 747985), (35, 726614), (43, 591430), (49, 519010), (70, 363307), (71, 358190), (85, 299194), (86, 295715), (98, 259505), (119, 213710), (142, 179095), (170, 149597), (215, 118286), (238, 106855), (245, 103802), (301, 84490), (355, 71638), (430, 59143), (490, 51901), (497, 51170), (595, 42742), (602, 42245), (710, 35819), (731, 34790), (833, 30530), (994, 25585), (1190, 21371), (1207, 21070), (1462, 17395), (1505, 16898), (1666, 15265), (2107, 12070), (2414, 10535), (2485, 10234), (3010, 8449), (3053, 8330), (3479, 7310), (3655, 6958), (4165, 6106), (4214, 6035), (4970, 5117)]