66423890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{661}}^1\times {\mathrm{773}}^1$

素因数の和:1454

約数の個数: 32

約数和(自身を含む): 129121776

約数和(自身を除く): 62697886

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 661, 773, 1322, 1546, 3305, 3865, 6610, 7730, 8593, 10049, 17186, 20098, 42965, 50245, 85930, 100490, 510953, 1021906, 2554765, 5109530, 6642389, 13284778, 33211945, 66423890]

約数ペア:

[(1, 66423890), (2, 33211945), (5, 13284778), (10, 6642389), (13, 5109530), (26, 2554765), (65, 1021906), (130, 510953), (661, 100490), (773, 85930), (1322, 50245), (1546, 42965), (3305, 20098), (3865, 17186), (6610, 10049), (7730, 8593)]