264412640

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53309}}^1$

素因数の和:53355

約数の個数: 48

約数和(自身を含む): 644837760

約数和(自身を除く): 380425120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 53309, 106618, 213236, 266545, 426472, 533090, 852944, 1066180, 1652579, 1705888, 2132360, 3305158, 4264720, 6610316, 8262895, 8529440, 13220632, 16525790, 26441264, 33051580, 52882528, 66103160, 132206320, 264412640]

約数ペア:

[(1, 264412640), (2, 132206320), (4, 66103160), (5, 52882528), (8, 33051580), (10, 26441264), (16, 16525790), (20, 13220632), (31, 8529440), (32, 8262895), (40, 6610316), (62, 4264720), (80, 3305158), (124, 2132360), (155, 1705888), (160, 1652579), (248, 1066180), (310, 852944), (496, 533090), (620, 426472), (992, 266545), (1240, 213236), (2480, 106618), (4960, 53309)]