49408120

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{643}}^1$

素因数の和:784

約数の個数: 64

約数和(自身を含む): 118933920

約数和(自身を除く): 69525800

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 113, 136, 170, 226, 340, 452, 565, 643, 680, 904, 1130, 1286, 1921, 2260, 2572, 3215, 3842, 4520, 5144, 6430, 7684, 9605, 10931, 12860, 15368, 19210, 21862, 25720, 38420, 43724, 54655, 72659, 76840, 87448, 109310, 145318, 218620, 290636, 363295, 437240, 581272, 726590, 1235203, 1453180, 2470406, 2906360, 4940812, 6176015, 9881624, 12352030, 24704060, 49408120]

約数ペア:

[(1, 49408120), (2, 24704060), (4, 12352030), (5, 9881624), (8, 6176015), (10, 4940812), (17, 2906360), (20, 2470406), (34, 1453180), (40, 1235203), (68, 726590), (85, 581272), (113, 437240), (136, 363295), (170, 290636), (226, 218620), (340, 145318), (452, 109310), (565, 87448), (643, 76840), (680, 72659), (904, 54655), (1130, 43724), (1286, 38420), (1921, 25720), (2260, 21862), (2572, 19210), (3215, 15368), (3842, 12860), (4520, 10931), (5144, 9605), (6430, 7684)]