25020248

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:216

約数の個数: 64

約数和(自身を含む): 53568000

約数和(自身を除く): 28547752

約数列:

[1, 2, 4, 8, 11, 22, 44, 59, 61, 79, 88, 118, 122, 158, 236, 244, 316, 472, 488, 632, 649, 671, 869, 1298, 1342, 1738, 2596, 2684, 3476, 3599, 4661, 4819, 5192, 5368, 6952, 7198, 9322, 9638, 14396, 18644, 19276, 28792, 37288, 38552, 39589, 51271, 53009, 79178, 102542, 106018, 158356, 205084, 212036, 284321, 316712, 410168, 424072, 568642, 1137284, 2274568, 3127531, 6255062, 12510124, 25020248]

約数ペア:

[(1, 25020248), (2, 12510124), (4, 6255062), (8, 3127531), (11, 2274568), (22, 1137284), (44, 568642), (59, 424072), (61, 410168), (79, 316712), (88, 284321), (118, 212036), (122, 205084), (158, 158356), (236, 106018), (244, 102542), (316, 79178), (472, 53009), (488, 51271), (632, 39589), (649, 38552), (671, 37288), (869, 28792), (1298, 19276), (1342, 18644), (1738, 14396), (2596, 9638), (2684, 9322), (3476, 7198), (3599, 6952), (4661, 5368), (4819, 5192)]