49388560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^3\times {\mathrm{281}}^1$

素因数の和:333

約数の個数: 80

約数和(自身を含む): 124835760

約数和(自身を除く): 75447200

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 169, 208, 260, 281, 338, 520, 562, 676, 845, 1040, 1124, 1352, 1405, 1690, 2197, 2248, 2704, 2810, 3380, 3653, 4394, 4496, 5620, 6760, 7306, 8788, 10985, 11240, 13520, 14612, 17576, 18265, 21970, 22480, 29224, 35152, 36530, 43940, 47489, 58448, 73060, 87880, 94978, 146120, 175760, 189956, 237445, 292240, 379912, 474890, 617357, 759824, 949780, 1234714, 1899560, 2469428, 3086785, 3799120, 4938856, 6173570, 9877712, 12347140, 24694280, 49388560]

約数ペア:

[(1, 49388560), (2, 24694280), (4, 12347140), (5, 9877712), (8, 6173570), (10, 4938856), (13, 3799120), (16, 3086785), (20, 2469428), (26, 1899560), (40, 1234714), (52, 949780), (65, 759824), (80, 617357), (104, 474890), (130, 379912), (169, 292240), (208, 237445), (260, 189956), (281, 175760), (338, 146120), (520, 94978), (562, 87880), (676, 73060), (845, 58448), (1040, 47489), (1124, 43940), (1352, 36530), (1405, 35152), (1690, 29224), (2197, 22480), (2248, 21970), (2704, 18265), (2810, 17576), (3380, 14612), (3653, 13520), (4394, 11240), (4496, 10985), (5620, 8788), (6760, 7306)]