81730610

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{4523}}^1$

素因数の和:4682

約数の個数: 32

約数和(自身を含む): 159606720

約数和(自身を除く): 77876110

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 139, 278, 695, 1390, 1807, 3614, 4523, 9035, 9046, 18070, 22615, 45230, 58799, 117598, 293995, 587990, 628697, 1257394, 3143485, 6286970, 8173061, 16346122, 40865305, 81730610]

約数ペア:

[(1, 81730610), (2, 40865305), (5, 16346122), (10, 8173061), (13, 6286970), (26, 3143485), (65, 1257394), (130, 628697), (139, 587990), (278, 293995), (695, 117598), (1390, 58799), (1807, 45230), (3614, 22615), (4523, 18070), (9035, 9046)]