260171840

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{26227}}^1$

素因数の和:26275

約数の個数: 56

約数和(自身を含む): 639543552

約数和(自身を除く): 379371712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 9920, 26227, 52454, 104908, 131135, 209816, 262270, 419632, 524540, 813037, 839264, 1049080, 1626074, 1678528, 2098160, 3252148, 4065185, 4196320, 6504296, 8130370, 8392640, 13008592, 16260740, 26017184, 32521480, 52034368, 65042960, 130085920, 260171840]

約数ペア:

[(1, 260171840), (2, 130085920), (4, 65042960), (5, 52034368), (8, 32521480), (10, 26017184), (16, 16260740), (20, 13008592), (31, 8392640), (32, 8130370), (40, 6504296), (62, 4196320), (64, 4065185), (80, 3252148), (124, 2098160), (155, 1678528), (160, 1626074), (248, 1049080), (310, 839264), (320, 813037), (496, 524540), (620, 419632), (992, 262270), (1240, 209816), (1984, 131135), (2480, 104908), (4960, 52454), (9920, 26227)]