397102000

素因数分解:

$2^4\times 5^3\times {\mathrm{211}}^1\times {\mathrm{941}}^1$

素因数の和:1175

約数の個数: 80

約数和(自身を含む): 965768544

約数和(自身を除く): 568666544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 211, 250, 400, 422, 500, 844, 941, 1000, 1055, 1688, 1882, 2000, 2110, 3376, 3764, 4220, 4705, 5275, 7528, 8440, 9410, 10550, 15056, 16880, 18820, 21100, 23525, 26375, 37640, 42200, 47050, 52750, 75280, 84400, 94100, 105500, 117625, 188200, 198551, 211000, 235250, 376400, 397102, 422000, 470500, 794204, 941000, 992755, 1588408, 1882000, 1985510, 3176816, 3971020, 4963775, 7942040, 9927550, 15884080, 19855100, 24818875, 39710200, 49637750, 79420400, 99275500, 198551000, 397102000]

約数ペア:

[(1, 397102000), (2, 198551000), (4, 99275500), (5, 79420400), (8, 49637750), (10, 39710200), (16, 24818875), (20, 19855100), (25, 15884080), (40, 9927550), (50, 7942040), (80, 4963775), (100, 3971020), (125, 3176816), (200, 1985510), (211, 1882000), (250, 1588408), (400, 992755), (422, 941000), (500, 794204), (844, 470500), (941, 422000), (1000, 397102), (1055, 376400), (1688, 235250), (1882, 211000), (2000, 198551), (2110, 188200), (3376, 117625), (3764, 105500), (4220, 94100), (4705, 84400), (5275, 75280), (7528, 52750), (8440, 47050), (9410, 42200), (10550, 37640), (15056, 26375), (16880, 23525), (18820, 21100)]