66803750

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{4111}}^1$

素因数の和:4146

約数の個数: 40

約数和(自身を含む): 134881824

約数和(自身を除く): 68078074

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 625, 650, 1250, 1625, 3250, 4111, 8125, 8222, 16250, 20555, 41110, 53443, 102775, 106886, 205550, 267215, 513875, 534430, 1027750, 1336075, 2569375, 2672150, 5138750, 6680375, 13360750, 33401875, 66803750]

約数ペア:

[(1, 66803750), (2, 33401875), (5, 13360750), (10, 6680375), (13, 5138750), (25, 2672150), (26, 2569375), (50, 1336075), (65, 1027750), (125, 534430), (130, 513875), (250, 267215), (325, 205550), (625, 106886), (650, 102775), (1250, 53443), (1625, 41110), (3250, 20555), (4111, 16250), (8125, 8222)]