149747930

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{18329}}^1$

素因数の和:18398

約数の個数: 32

約数和(自身を含む): 290347200

約数和(自身を除く): 140599270

約数列:

[1, 2, 5, 10, 19, 38, 43, 86, 95, 190, 215, 430, 817, 1634, 4085, 8170, 18329, 36658, 91645, 183290, 348251, 696502, 788147, 1576294, 1741255, 3482510, 3940735, 7881470, 14974793, 29949586, 74873965, 149747930]

約数ペア:

[(1, 149747930), (2, 74873965), (5, 29949586), (10, 14974793), (19, 7881470), (38, 3940735), (43, 3482510), (86, 1741255), (95, 1576294), (190, 788147), (215, 696502), (430, 348251), (817, 183290), (1634, 91645), (4085, 36658), (8170, 18329)]