26497880

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{431}}^1$

素因数の和:524

約数の個数: 64

約数和(自身を含む): 62985600

約数和(自身を除く): 36487720

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 53, 58, 106, 116, 145, 212, 232, 265, 290, 424, 431, 530, 580, 862, 1060, 1160, 1537, 1724, 2120, 2155, 3074, 3448, 4310, 6148, 7685, 8620, 12296, 12499, 15370, 17240, 22843, 24998, 30740, 45686, 49996, 61480, 62495, 91372, 99992, 114215, 124990, 182744, 228430, 249980, 456860, 499960, 662447, 913720, 1324894, 2649788, 3312235, 5299576, 6624470, 13248940, 26497880]

約数ペア:

[(1, 26497880), (2, 13248940), (4, 6624470), (5, 5299576), (8, 3312235), (10, 2649788), (20, 1324894), (29, 913720), (40, 662447), (53, 499960), (58, 456860), (106, 249980), (116, 228430), (145, 182744), (212, 124990), (232, 114215), (265, 99992), (290, 91372), (424, 62495), (431, 61480), (530, 49996), (580, 45686), (862, 30740), (1060, 24998), (1160, 22843), (1537, 17240), (1724, 15370), (2120, 12499), (2155, 12296), (3074, 8620), (3448, 7685), (4310, 6148)]