57131990

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{1283}}^1$

素因数の和:1424

約数の個数: 32

約数和(自身を含む): 106037856

約数和(自身を除く): 48905866

約数列:

[1, 2, 5, 10, 61, 73, 122, 146, 305, 365, 610, 730, 1283, 2566, 4453, 6415, 8906, 12830, 22265, 44530, 78263, 93659, 156526, 187318, 391315, 468295, 782630, 936590, 5713199, 11426398, 28565995, 57131990]

約数ペア:

[(1, 57131990), (2, 28565995), (5, 11426398), (10, 5713199), (61, 936590), (73, 782630), (122, 468295), (146, 391315), (305, 187318), (365, 156526), (610, 93659), (730, 78263), (1283, 44530), (2566, 22265), (4453, 12830), (6415, 8906)]