99348880

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{17491}}^1$

素因数の和:17575

約数の個数: 40

約数和(自身を含む): 234252864

約数和(自身を除く): 134903984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 17491, 34982, 69964, 87455, 139928, 174910, 279856, 349820, 699640, 1241861, 1399280, 2483722, 4967444, 6209305, 9934888, 12418610, 19869776, 24837220, 49674440, 99348880]

約数ペア:

[(1, 99348880), (2, 49674440), (4, 24837220), (5, 19869776), (8, 12418610), (10, 9934888), (16, 6209305), (20, 4967444), (40, 2483722), (71, 1399280), (80, 1241861), (142, 699640), (284, 349820), (355, 279856), (568, 174910), (710, 139928), (1136, 87455), (1420, 69964), (2840, 34982), (5680, 17491)]