127814440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{907}}^1$

素因数の和:1202

約数の個数: 64

約数和(自身を含む): 311189760

約数和(自身を除く): 183375320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 271, 520, 542, 907, 1084, 1355, 1814, 2168, 2710, 3523, 3628, 4535, 5420, 7046, 7256, 9070, 10840, 11791, 14092, 17615, 18140, 23582, 28184, 35230, 36280, 47164, 58955, 70460, 94328, 117910, 140920, 235820, 245797, 471640, 491594, 983188, 1228985, 1966376, 2457970, 3195361, 4915940, 6390722, 9831880, 12781444, 15976805, 25562888, 31953610, 63907220, 127814440]

約数ペア:

[(1, 127814440), (2, 63907220), (4, 31953610), (5, 25562888), (8, 15976805), (10, 12781444), (13, 9831880), (20, 6390722), (26, 4915940), (40, 3195361), (52, 2457970), (65, 1966376), (104, 1228985), (130, 983188), (260, 491594), (271, 471640), (520, 245797), (542, 235820), (907, 140920), (1084, 117910), (1355, 94328), (1814, 70460), (2168, 58955), (2710, 47164), (3523, 36280), (3628, 35230), (4535, 28184), (5420, 23582), (7046, 18140), (7256, 17615), (9070, 14092), (10840, 11791)]