188720090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{7369}}^1$

素因数の和:7586

約数の個数: 32

約数和(自身を含む): 367733520

約数和(自身を除く): 179013430

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 197, 394, 985, 1970, 2561, 5122, 7369, 12805, 14738, 25610, 36845, 73690, 95797, 191594, 478985, 957970, 1451693, 2903386, 7258465, 14516930, 18872009, 37744018, 94360045, 188720090]

約数ペア:

[(1, 188720090), (2, 94360045), (5, 37744018), (10, 18872009), (13, 14516930), (26, 7258465), (65, 2903386), (130, 1451693), (197, 957970), (394, 478985), (985, 191594), (1970, 95797), (2561, 73690), (5122, 36845), (7369, 25610), (12805, 14738)]