520077186980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8123}}^1\times {\mathrm{246251}}^1$

素因数の和:254396

約数の個数: 48

約数和(自身を含む): 1176324133824

約数和(自身を除く): 656246946844

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 8123, 16246, 32492, 40615, 81230, 105599, 162460, 211198, 246251, 422396, 492502, 527995, 985004, 1055990, 1231255, 2111980, 2462510, 3201263, 4925020, 6402526, 12805052, 16006315, 32012630, 64025260, 2000296873, 4000593746, 8001187492, 10001484365, 20002968730, 26003859349, 40005937460, 52007718698, 104015437396, 130019296745, 260038593490, 520077186980]

約数ペア:

[(1, 520077186980), (2, 260038593490), (4, 130019296745), (5, 104015437396), (10, 52007718698), (13, 40005937460), (20, 26003859349), (26, 20002968730), (52, 10001484365), (65, 8001187492), (130, 4000593746), (260, 2000296873), (8123, 64025260), (16246, 32012630), (32492, 16006315), (40615, 12805052), (81230, 6402526), (105599, 4925020), (162460, 3201263), (211198, 2462510), (246251, 2111980), (422396, 1231255), (492502, 1055990), (527995, 985004)]