834385100

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{1931}}^1$

素因数の和:2123

約数の個数: 72

約数和(自身を含む): 1886598000

約数和(自身を除く): 1052212900

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 145, 149, 290, 298, 580, 596, 725, 745, 1450, 1490, 1931, 2900, 2980, 3725, 3862, 4321, 7450, 7724, 8642, 9655, 14900, 17284, 19310, 21605, 38620, 43210, 48275, 55999, 86420, 96550, 108025, 111998, 193100, 216050, 223996, 279995, 287719, 432100, 559990, 575438, 1119980, 1150876, 1399975, 1438595, 2799950, 2877190, 5599900, 5754380, 7192975, 8343851, 14385950, 16687702, 28771900, 33375404, 41719255, 83438510, 166877020, 208596275, 417192550, 834385100]

約数ペア:

[(1, 834385100), (2, 417192550), (4, 208596275), (5, 166877020), (10, 83438510), (20, 41719255), (25, 33375404), (29, 28771900), (50, 16687702), (58, 14385950), (100, 8343851), (116, 7192975), (145, 5754380), (149, 5599900), (290, 2877190), (298, 2799950), (580, 1438595), (596, 1399975), (725, 1150876), (745, 1119980), (1450, 575438), (1490, 559990), (1931, 432100), (2900, 287719), (2980, 279995), (3725, 223996), (3862, 216050), (4321, 193100), (7450, 111998), (7724, 108025), (8642, 96550), (9655, 86420), (14900, 55999), (17284, 48275), (19310, 43210), (21605, 38620)]