25013776

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:152

約数の個数: 80

約数和(自身を含む): 54282240

約数和(自身を除く): 29268464

約数列:

[1, 2, 4, 8, 16, 29, 31, 37, 47, 58, 62, 74, 94, 116, 124, 148, 188, 232, 248, 296, 376, 464, 496, 592, 752, 899, 1073, 1147, 1363, 1457, 1739, 1798, 2146, 2294, 2726, 2914, 3478, 3596, 4292, 4588, 5452, 5828, 6956, 7192, 8584, 9176, 10904, 11656, 13912, 14384, 17168, 18352, 21808, 23312, 27824, 33263, 42253, 50431, 53909, 66526, 84506, 100862, 107818, 133052, 169012, 201724, 215636, 266104, 338024, 403448, 431272, 532208, 676048, 806896, 862544, 1563361, 3126722, 6253444, 12506888, 25013776]

約数ペア:

[(1, 25013776), (2, 12506888), (4, 6253444), (8, 3126722), (16, 1563361), (29, 862544), (31, 806896), (37, 676048), (47, 532208), (58, 431272), (62, 403448), (74, 338024), (94, 266104), (116, 215636), (124, 201724), (148, 169012), (188, 133052), (232, 107818), (248, 100862), (296, 84506), (376, 66526), (464, 53909), (496, 50431), (592, 42253), (752, 33263), (899, 27824), (1073, 23312), (1147, 21808), (1363, 18352), (1457, 17168), (1739, 14384), (1798, 13912), (2146, 11656), (2294, 10904), (2726, 9176), (2914, 8584), (3478, 7192), (3596, 6956), (4292, 5828), (4588, 5452)]