80641756

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{25423}}^1$

素因数の和:25501

約数の個数: 24

約数和(自身を含む): 154476224

約数和(自身を除く): 73834468

約数列:

[1, 2, 4, 13, 26, 52, 61, 122, 244, 793, 1586, 3172, 25423, 50846, 101692, 330499, 660998, 1321996, 1550803, 3101606, 6203212, 20160439, 40320878, 80641756]

約数ペア:

[(1, 80641756), (2, 40320878), (4, 20160439), (13, 6203212), (26, 3101606), (52, 1550803), (61, 1321996), (122, 660998), (244, 330499), (793, 101692), (1586, 50846), (3172, 25423)]