63907220

素因数分解:

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

素因数の和:1200

約数の個数: 48

約数和(自身を含む): 145221888

約数和(自身を除く): 81314668

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 271, 542, 907, 1084, 1355, 1814, 2710, 3523, 3628, 4535, 5420, 7046, 9070, 11791, 14092, 17615, 18140, 23582, 35230, 47164, 58955, 70460, 117910, 235820, 245797, 491594, 983188, 1228985, 2457970, 3195361, 4915940, 6390722, 12781444, 15976805, 31953610, 63907220]

約数ペア:

[(1, 63907220), (2, 31953610), (4, 15976805), (5, 12781444), (10, 6390722), (13, 4915940), (20, 3195361), (26, 2457970), (52, 1228985), (65, 983188), (130, 491594), (260, 245797), (271, 235820), (542, 117910), (907, 70460), (1084, 58955), (1355, 47164), (1814, 35230), (2710, 23582), (3523, 18140), (3628, 17615), (4535, 14092), (5420, 11791), (7046, 9070)]