581350100

素因数分解:

$2^2\times 5^2\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{821}}^1$

素因数の和:1005

約数の個数: 72

約数和(自身を含む): 1293568248

約数和(自身を除く): 712218148

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 73, 97, 100, 146, 194, 292, 365, 388, 485, 730, 821, 970, 1460, 1642, 1825, 1940, 2425, 3284, 3650, 4105, 4850, 7081, 7300, 8210, 9700, 14162, 16420, 20525, 28324, 35405, 41050, 59933, 70810, 79637, 82100, 119866, 141620, 159274, 177025, 239732, 299665, 318548, 354050, 398185, 599330, 708100, 796370, 1198660, 1498325, 1592740, 1990925, 2996650, 3981850, 5813501, 5993300, 7963700, 11627002, 23254004, 29067505, 58135010, 116270020, 145337525, 290675050, 581350100]

約数ペア:

[(1, 581350100), (2, 290675050), (4, 145337525), (5, 116270020), (10, 58135010), (20, 29067505), (25, 23254004), (50, 11627002), (73, 7963700), (97, 5993300), (100, 5813501), (146, 3981850), (194, 2996650), (292, 1990925), (365, 1592740), (388, 1498325), (485, 1198660), (730, 796370), (821, 708100), (970, 599330), (1460, 398185), (1642, 354050), (1825, 318548), (1940, 299665), (2425, 239732), (3284, 177025), (3650, 159274), (4105, 141620), (4850, 119866), (7081, 82100), (7300, 79637), (8210, 70810), (9700, 59933), (14162, 41050), (16420, 35405), (20525, 28324)]