64559740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{6317}}^1$

素因数の和:6406

約数の個数: 48

約数和(自身を含む): 157090752

約数和(自身を除く): 92531012

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 73, 140, 146, 292, 365, 511, 730, 1022, 1460, 2044, 2555, 5110, 6317, 10220, 12634, 25268, 31585, 44219, 63170, 88438, 126340, 176876, 221095, 442190, 461141, 884380, 922282, 1844564, 2305705, 3227987, 4611410, 6455974, 9222820, 12911948, 16139935, 32279870, 64559740]

約数ペア:

[(1, 64559740), (2, 32279870), (4, 16139935), (5, 12911948), (7, 9222820), (10, 6455974), (14, 4611410), (20, 3227987), (28, 2305705), (35, 1844564), (70, 922282), (73, 884380), (140, 461141), (146, 442190), (292, 221095), (365, 176876), (511, 126340), (730, 88438), (1022, 63170), (1460, 44219), (2044, 31585), (2555, 25268), (5110, 12634), (6317, 10220)]