68220640

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{22441}}^1$

素因数の和:22475

約数の個数: 48

約数和(自身を含む): 169661520

約数和(自身を除く): 101440880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 22441, 44882, 89764, 112205, 179528, 224410, 359056, 426379, 448820, 718112, 852758, 897640, 1705516, 1795280, 2131895, 3411032, 3590560, 4263790, 6822064, 8527580, 13644128, 17055160, 34110320, 68220640]

約数ペア:

[(1, 68220640), (2, 34110320), (4, 17055160), (5, 13644128), (8, 8527580), (10, 6822064), (16, 4263790), (19, 3590560), (20, 3411032), (32, 2131895), (38, 1795280), (40, 1705516), (76, 897640), (80, 852758), (95, 718112), (152, 448820), (160, 426379), (190, 359056), (304, 224410), (380, 179528), (608, 112205), (760, 89764), (1520, 44882), (3040, 22441)]