28762000

素因数分解:

$2^4\times 5^3\times {\mathrm{73}}^1\times {\mathrm{197}}^1$

素因数の和:293

約数の個数: 80

約数和(自身を含む): 70857072

約数和(自身を除く): 42095072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 73, 80, 100, 125, 146, 197, 200, 250, 292, 365, 394, 400, 500, 584, 730, 788, 985, 1000, 1168, 1460, 1576, 1825, 1970, 2000, 2920, 3152, 3650, 3940, 4925, 5840, 7300, 7880, 9125, 9850, 14381, 14600, 15760, 18250, 19700, 24625, 28762, 29200, 36500, 39400, 49250, 57524, 71905, 73000, 78800, 98500, 115048, 143810, 146000, 197000, 230096, 287620, 359525, 394000, 575240, 719050, 1150480, 1438100, 1797625, 2876200, 3595250, 5752400, 7190500, 14381000, 28762000]

約数ペア:

[(1, 28762000), (2, 14381000), (4, 7190500), (5, 5752400), (8, 3595250), (10, 2876200), (16, 1797625), (20, 1438100), (25, 1150480), (40, 719050), (50, 575240), (73, 394000), (80, 359525), (100, 287620), (125, 230096), (146, 197000), (197, 146000), (200, 143810), (250, 115048), (292, 98500), (365, 78800), (394, 73000), (400, 71905), (500, 57524), (584, 49250), (730, 39400), (788, 36500), (985, 29200), (1000, 28762), (1168, 24625), (1460, 19700), (1576, 18250), (1825, 15760), (1970, 14600), (2000, 14381), (2920, 9850), (3152, 9125), (3650, 7880), (3940, 7300), (4925, 5840)]