7905100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{491}}^1$

素因数の和:535

約数の個数: 72

約数和(自身を含む): 20498688

約数和(自身を除く): 12593588

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 25, 28, 35, 46, 50, 70, 92, 100, 115, 140, 161, 175, 230, 322, 350, 460, 491, 575, 644, 700, 805, 982, 1150, 1610, 1964, 2300, 2455, 3220, 3437, 4025, 4910, 6874, 8050, 9820, 11293, 12275, 13748, 16100, 17185, 22586, 24550, 34370, 45172, 49100, 56465, 68740, 79051, 85925, 112930, 158102, 171850, 225860, 282325, 316204, 343700, 395255, 564650, 790510, 1129300, 1581020, 1976275, 3952550, 7905100]

約数ペア:

[(1, 7905100), (2, 3952550), (4, 1976275), (5, 1581020), (7, 1129300), (10, 790510), (14, 564650), (20, 395255), (23, 343700), (25, 316204), (28, 282325), (35, 225860), (46, 171850), (50, 158102), (70, 112930), (92, 85925), (100, 79051), (115, 68740), (140, 56465), (161, 49100), (175, 45172), (230, 34370), (322, 24550), (350, 22586), (460, 17185), (491, 16100), (575, 13748), (644, 12275), (700, 11293), (805, 9820), (982, 8050), (1150, 6874), (1610, 4910), (1964, 4025), (2300, 3437), (2455, 3220)]