65618150

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{643}}^1$

素因数の和:825

約数の個数: 48

約数和(自身を含む): 132481104

約数和(自身を除く): 66862954

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 157, 314, 325, 643, 650, 785, 1286, 1570, 2041, 3215, 3925, 4082, 6430, 7850, 8359, 10205, 16075, 16718, 20410, 32150, 41795, 51025, 83590, 100951, 102050, 201902, 208975, 417950, 504755, 1009510, 1312363, 2523775, 2624726, 5047550, 6561815, 13123630, 32809075, 65618150]

約数ペア:

[(1, 65618150), (2, 32809075), (5, 13123630), (10, 6561815), (13, 5047550), (25, 2624726), (26, 2523775), (50, 1312363), (65, 1009510), (130, 504755), (157, 417950), (314, 208975), (325, 201902), (643, 102050), (650, 100951), (785, 83590), (1286, 51025), (1570, 41795), (2041, 32150), (3215, 20410), (3925, 16718), (4082, 16075), (6430, 10205), (7850, 8359)]