131064980

素因数分解:

$2^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{43399}}^1$

素因数の和:43559

約数の個数: 24

約数和(自身を含む): 277065600

約数和(自身を除く): 146000620

約数列:

[1, 2, 4, 5, 10, 20, 151, 302, 604, 755, 1510, 3020, 43399, 86798, 173596, 216995, 433990, 867980, 6553249, 13106498, 26212996, 32766245, 65532490, 131064980]

約数ペア:

[(1, 131064980), (2, 65532490), (4, 32766245), (5, 26212996), (10, 13106498), (20, 6553249), (151, 867980), (302, 433990), (604, 216995), (755, 173596), (1510, 86798), (3020, 43399)]