661680672770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{104281}}^1\times {\mathrm{48809}}^1$

素因数の和:153110

約数の個数: 32

約数和(自身を含む): 1282681113840

約数和(自身を除く): 621000441070

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 48809, 97618, 104281, 208562, 244045, 488090, 521405, 634517, 1042810, 1269034, 1355653, 2711306, 3172585, 6345170, 6778265, 13556530, 5089851329, 10179702658, 25449256645, 50898513290, 66168067277, 132336134554, 330840336385, 661680672770]

約数ペア:

[(1, 661680672770), (2, 330840336385), (5, 132336134554), (10, 66168067277), (13, 50898513290), (26, 25449256645), (65, 10179702658), (130, 5089851329), (48809, 13556530), (97618, 6778265), (104281, 6345170), (208562, 3172585), (244045, 2711306), (488090, 1355653), (521405, 1269034), (634517, 1042810)]