210501850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{5309}}^1$

素因数の和:5395

約数の個数: 48

約数和(自身を含む): 428644440

約数和(自身を除く): 218142590

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 61, 65, 122, 130, 305, 325, 610, 650, 793, 1525, 1586, 3050, 3965, 5309, 7930, 10618, 19825, 26545, 39650, 53090, 69017, 132725, 138034, 265450, 323849, 345085, 647698, 690170, 1619245, 1725425, 3238490, 3450850, 4210037, 8096225, 8420074, 16192450, 21050185, 42100370, 105250925, 210501850]

約数ペア:

[(1, 210501850), (2, 105250925), (5, 42100370), (10, 21050185), (13, 16192450), (25, 8420074), (26, 8096225), (50, 4210037), (61, 3450850), (65, 3238490), (122, 1725425), (130, 1619245), (305, 690170), (325, 647698), (610, 345085), (650, 323849), (793, 265450), (1525, 138034), (1586, 132725), (3050, 69017), (3965, 53090), (5309, 39650), (7930, 26545), (10618, 19825)]