204113840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{4993}}^1$

素因数の和:5086

約数の個数: 80

約数和(自身を含む): 549899328

約数和(自身を除く): 345785488

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 73, 80, 112, 140, 146, 280, 292, 365, 511, 560, 584, 730, 1022, 1168, 1460, 2044, 2555, 2920, 4088, 4993, 5110, 5840, 8176, 9986, 10220, 19972, 20440, 24965, 34951, 39944, 40880, 49930, 69902, 79888, 99860, 139804, 174755, 199720, 279608, 349510, 364489, 399440, 559216, 699020, 728978, 1398040, 1457956, 1822445, 2551423, 2796080, 2915912, 3644890, 5102846, 5831824, 7289780, 10205692, 12757115, 14579560, 20411384, 25514230, 29159120, 40822768, 51028460, 102056920, 204113840]

約数ペア:

[(1, 204113840), (2, 102056920), (4, 51028460), (5, 40822768), (7, 29159120), (8, 25514230), (10, 20411384), (14, 14579560), (16, 12757115), (20, 10205692), (28, 7289780), (35, 5831824), (40, 5102846), (56, 3644890), (70, 2915912), (73, 2796080), (80, 2551423), (112, 1822445), (140, 1457956), (146, 1398040), (280, 728978), (292, 699020), (365, 559216), (511, 399440), (560, 364489), (584, 349510), (730, 279608), (1022, 199720), (1168, 174755), (1460, 139804), (2044, 99860), (2555, 79888), (2920, 69902), (4088, 49930), (4993, 40880), (5110, 39944), (5840, 34951), (8176, 24965), (9986, 20440), (10220, 19972)]