64068320

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{12917}}^1$

素因数の和:12963

約数の個数: 48

約数和(自身を含む): 156256128

約数和(自身を除く): 92187808

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, 12917, 25834, 51668, 64585, 103336, 129170, 206672, 258340, 400427, 413344, 516680, 800854, 1033360, 1601708, 2002135, 2066720, 3203416, 4004270, 6406832, 8008540, 12813664, 16017080, 32034160, 64068320]

約数ペア:

[(1, 64068320), (2, 32034160), (4, 16017080), (5, 12813664), (8, 8008540), (10, 6406832), (16, 4004270), (20, 3203416), (31, 2066720), (32, 2002135), (40, 1601708), (62, 1033360), (80, 800854), (124, 516680), (155, 413344), (160, 400427), (248, 258340), (310, 206672), (496, 129170), (620, 103336), (992, 64585), (1240, 51668), (2480, 25834), (4960, 12917)]