72473680

素因数分解:

$2^4\times 5^1\times {\mathrm{113}}^1\times {\mathrm{8017}}^1$

素因数の和:8143

約数の個数: 40

約数和(自身を含む): 170013672

約数和(自身を除く): 97539992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 113, 226, 452, 565, 904, 1130, 1808, 2260, 4520, 8017, 9040, 16034, 32068, 40085, 64136, 80170, 128272, 160340, 320680, 641360, 905921, 1811842, 3623684, 4529605, 7247368, 9059210, 14494736, 18118420, 36236840, 72473680]

約数ペア:

[(1, 72473680), (2, 36236840), (4, 18118420), (5, 14494736), (8, 9059210), (10, 7247368), (16, 4529605), (20, 3623684), (40, 1811842), (80, 905921), (113, 641360), (226, 320680), (452, 160340), (565, 128272), (904, 80170), (1130, 64136), (1808, 40085), (2260, 32068), (4520, 16034), (8017, 9040)]