80454645220

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1\times {\mathrm{649771}}^1$

素因数の和:649972

約数の個数: 48

約数和(自身を含む): 174222066816

約数和(自身を除く): 93767421596

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 151, 164, 205, 302, 410, 604, 755, 820, 1510, 3020, 6191, 12382, 24764, 30955, 61910, 123820, 649771, 1299542, 2599084, 3248855, 6497710, 12995420, 26640611, 53281222, 98115421, 106562444, 133203055, 196230842, 266406110, 392461684, 490577105, 532812220, 981154210, 1962308420, 4022732261, 8045464522, 16090929044, 20113661305, 40227322610, 80454645220]

約数ペア:

[(1, 80454645220), (2, 40227322610), (4, 20113661305), (5, 16090929044), (10, 8045464522), (20, 4022732261), (41, 1962308420), (82, 981154210), (151, 532812220), (164, 490577105), (205, 392461684), (302, 266406110), (410, 196230842), (604, 133203055), (755, 106562444), (820, 98115421), (1510, 53281222), (3020, 26640611), (6191, 12995420), (12382, 6497710), (24764, 3248855), (30955, 2599084), (61910, 1299542), (123820, 649771)]