78380170

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{211}}^1\times {\mathrm{307}}^1$

素因数の和:547

約数の個数: 48

約数和(自身を含む): 156318624

約数和(自身を除く): 77938454

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 211, 242, 307, 422, 605, 614, 1055, 1210, 1535, 2110, 2321, 3070, 3377, 4642, 6754, 11605, 16885, 23210, 25531, 33770, 37147, 51062, 64777, 74294, 127655, 129554, 185735, 255310, 323885, 371470, 647770, 712547, 1425094, 3562735, 7125470, 7838017, 15676034, 39190085, 78380170]

約数ペア:

[(1, 78380170), (2, 39190085), (5, 15676034), (10, 7838017), (11, 7125470), (22, 3562735), (55, 1425094), (110, 712547), (121, 647770), (211, 371470), (242, 323885), (307, 255310), (422, 185735), (605, 129554), (614, 127655), (1055, 74294), (1210, 64777), (1535, 51062), (2110, 37147), (2321, 33770), (3070, 25531), (3377, 23210), (4642, 16885), (6754, 11605)]