129161810

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{21929}}^1$

素因数の和:21986

約数の個数: 32

約数和(自身を含む): 252633600

約数和(自身を除く): 123471790

約数列:

[1, 2, 5, 10, 19, 31, 38, 62, 95, 155, 190, 310, 589, 1178, 2945, 5890, 21929, 43858, 109645, 219290, 416651, 679799, 833302, 1359598, 2083255, 3398995, 4166510, 6797990, 12916181, 25832362, 64580905, 129161810]

約数ペア:

[(1, 129161810), (2, 64580905), (5, 25832362), (10, 12916181), (19, 6797990), (31, 4166510), (38, 3398995), (62, 2083255), (95, 1359598), (155, 833302), (190, 679799), (310, 416651), (589, 219290), (1178, 109645), (2945, 43858), (5890, 21929)]