30263000

素因数分解:

$2^3\times 5^3\times {\mathrm{53}}^1\times {\mathrm{571}}^1$

素因数の和:645

約数の個数: 64

約数和(自身を含む): 72277920

約数和(自身を除く): 42014920

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 53, 100, 106, 125, 200, 212, 250, 265, 424, 500, 530, 571, 1000, 1060, 1142, 1325, 2120, 2284, 2650, 2855, 4568, 5300, 5710, 6625, 10600, 11420, 13250, 14275, 22840, 26500, 28550, 30263, 53000, 57100, 60526, 71375, 114200, 121052, 142750, 151315, 242104, 285500, 302630, 571000, 605260, 756575, 1210520, 1513150, 3026300, 3782875, 6052600, 7565750, 15131500, 30263000]

約数ペア:

[(1, 30263000), (2, 15131500), (4, 7565750), (5, 6052600), (8, 3782875), (10, 3026300), (20, 1513150), (25, 1210520), (40, 756575), (50, 605260), (53, 571000), (100, 302630), (106, 285500), (125, 242104), (200, 151315), (212, 142750), (250, 121052), (265, 114200), (424, 71375), (500, 60526), (530, 57100), (571, 53000), (1000, 30263), (1060, 28550), (1142, 26500), (1325, 22840), (2120, 14275), (2284, 13250), (2650, 11420), (2855, 10600), (4568, 6625), (5300, 5710)]