69944360

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{42649}}^1$

素因数の和:42701

約数の個数: 32

約数和(自身を含む): 161217000

約数和(自身を除く): 91272640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 42649, 85298, 170596, 213245, 341192, 426490, 852980, 1705960, 1748609, 3497218, 6994436, 8743045, 13988872, 17486090, 34972180, 69944360]

約数ペア:

[(1, 69944360), (2, 34972180), (4, 17486090), (5, 13988872), (8, 8743045), (10, 6994436), (20, 3497218), (40, 1748609), (41, 1705960), (82, 852980), (164, 426490), (205, 341192), (328, 213245), (410, 170596), (820, 85298), (1640, 42649)]