63143540

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{709}}^1$

素因数の和:852

約数の個数: 48

約数和(自身を含む): 136814160

約数和(自身を除く): 73670620

約数列:

[1, 2, 4, 5, 10, 20, 61, 73, 122, 146, 244, 292, 305, 365, 610, 709, 730, 1220, 1418, 1460, 2836, 3545, 4453, 7090, 8906, 14180, 17812, 22265, 43249, 44530, 51757, 86498, 89060, 103514, 172996, 207028, 216245, 258785, 432490, 517570, 864980, 1035140, 3157177, 6314354, 12628708, 15785885, 31571770, 63143540]

約数ペア:

[(1, 63143540), (2, 31571770), (4, 15785885), (5, 12628708), (10, 6314354), (20, 3157177), (61, 1035140), (73, 864980), (122, 517570), (146, 432490), (244, 258785), (292, 216245), (305, 207028), (365, 172996), (610, 103514), (709, 89060), (730, 86498), (1220, 51757), (1418, 44530), (1460, 43249), (2836, 22265), (3545, 17812), (4453, 14180), (7090, 8906)]