86423900

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{197}}^1$

素因数の和:359

約数の個数: 72

約数和(自身を含む): 194893776

約数和(自身を除く): 108469876

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 107, 164, 197, 205, 214, 394, 410, 428, 535, 788, 820, 985, 1025, 1070, 1970, 2050, 2140, 2675, 3940, 4100, 4387, 4925, 5350, 8077, 8774, 9850, 10700, 16154, 17548, 19700, 21079, 21935, 32308, 40385, 42158, 43870, 80770, 84316, 87740, 105395, 109675, 161540, 201925, 210790, 219350, 403850, 421580, 438700, 526975, 807700, 864239, 1053950, 1728478, 2107900, 3456956, 4321195, 8642390, 17284780, 21605975, 43211950, 86423900]

約数ペア:

[(1, 86423900), (2, 43211950), (4, 21605975), (5, 17284780), (10, 8642390), (20, 4321195), (25, 3456956), (41, 2107900), (50, 1728478), (82, 1053950), (100, 864239), (107, 807700), (164, 526975), (197, 438700), (205, 421580), (214, 403850), (394, 219350), (410, 210790), (428, 201925), (535, 161540), (788, 109675), (820, 105395), (985, 87740), (1025, 84316), (1070, 80770), (1970, 43870), (2050, 42158), (2140, 40385), (2675, 32308), (3940, 21935), (4100, 21079), (4387, 19700), (4925, 17548), (5350, 16154), (8077, 10700), (8774, 9850)]