25275472

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:164

約数の個数: 80

約数和(自身を含む): 55353600

約数和(自身を除く): 30078128

約数列:

[1, 2, 4, 8, 16, 19, 29, 38, 47, 58, 61, 76, 94, 116, 122, 152, 188, 232, 244, 304, 376, 464, 488, 551, 752, 893, 976, 1102, 1159, 1363, 1769, 1786, 2204, 2318, 2726, 2867, 3538, 3572, 4408, 4636, 5452, 5734, 7076, 7144, 8816, 9272, 10904, 11468, 14152, 14288, 18544, 21808, 22936, 25897, 28304, 33611, 45872, 51794, 54473, 67222, 83143, 103588, 108946, 134444, 166286, 207176, 217892, 268888, 332572, 414352, 435784, 537776, 665144, 871568, 1330288, 1579717, 3159434, 6318868, 12637736, 25275472]

約数ペア:

[(1, 25275472), (2, 12637736), (4, 6318868), (8, 3159434), (16, 1579717), (19, 1330288), (29, 871568), (38, 665144), (47, 537776), (58, 435784), (61, 414352), (76, 332572), (94, 268888), (116, 217892), (122, 207176), (152, 166286), (188, 134444), (232, 108946), (244, 103588), (304, 83143), (376, 67222), (464, 54473), (488, 51794), (551, 45872), (752, 33611), (893, 28304), (976, 25897), (1102, 22936), (1159, 21808), (1363, 18544), (1769, 14288), (1786, 14152), (2204, 11468), (2318, 10904), (2726, 9272), (2867, 8816), (3538, 7144), (3572, 7076), (4408, 5734), (4636, 5452)]