131095000

素因数分解:

$2^3\times 5^4\times {\mathrm{157}}^1\times {\mathrm{167}}^1$

素因数の和:350

約数の個数: 80

約数和(自身を含む): 310962960

約数和(自身を除く): 179867960

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 157, 167, 200, 250, 314, 334, 500, 625, 628, 668, 785, 835, 1000, 1250, 1256, 1336, 1570, 1670, 2500, 3140, 3340, 3925, 4175, 5000, 6280, 6680, 7850, 8350, 15700, 16700, 19625, 20875, 26219, 31400, 33400, 39250, 41750, 52438, 78500, 83500, 98125, 104375, 104876, 131095, 157000, 167000, 196250, 208750, 209752, 262190, 392500, 417500, 524380, 655475, 785000, 835000, 1048760, 1310950, 2621900, 3277375, 5243800, 6554750, 13109500, 16386875, 26219000, 32773750, 65547500, 131095000]

約数ペア:

[(1, 131095000), (2, 65547500), (4, 32773750), (5, 26219000), (8, 16386875), (10, 13109500), (20, 6554750), (25, 5243800), (40, 3277375), (50, 2621900), (100, 1310950), (125, 1048760), (157, 835000), (167, 785000), (200, 655475), (250, 524380), (314, 417500), (334, 392500), (500, 262190), (625, 209752), (628, 208750), (668, 196250), (785, 167000), (835, 157000), (1000, 131095), (1250, 104876), (1256, 104375), (1336, 98125), (1570, 83500), (1670, 78500), (2500, 52438), (3140, 41750), (3340, 39250), (3925, 33400), (4175, 31400), (5000, 26219), (6280, 20875), (6680, 19625), (7850, 16700), (8350, 15700)]