415000

素因数分解:

$2^3\times 5^4\times {\mathrm{83}}^1$

素因数の和:109

約数の個数: 40

約数和(自身を含む): 984060

約数和(自身を除く): 569060

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 83, 100, 125, 166, 200, 250, 332, 415, 500, 625, 664, 830, 1000, 1250, 1660, 2075, 2500, 3320, 4150, 5000, 8300, 10375, 16600, 20750, 41500, 51875, 83000, 103750, 207500, 415000]

約数ペア:

[(1, 415000), (2, 207500), (4, 103750), (5, 83000), (8, 51875), (10, 41500), (20, 20750), (25, 16600), (40, 10375), (50, 8300), (83, 5000), (100, 4150), (125, 3320), (166, 2500), (200, 2075), (250, 1660), (332, 1250), (415, 1000), (500, 830), (625, 664)]