157214740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{5237}}^1$

素因数の和:5344

約数の個数: 48

約数和(自身を含む): 351993600

約数和(自身を除く): 194778860

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 79, 95, 158, 190, 316, 380, 395, 790, 1501, 1580, 3002, 5237, 6004, 7505, 10474, 15010, 20948, 26185, 30020, 52370, 99503, 104740, 199006, 398012, 413723, 497515, 827446, 995030, 1654892, 1990060, 2068615, 4137230, 7860737, 8274460, 15721474, 31442948, 39303685, 78607370, 157214740]

約数ペア:

[(1, 157214740), (2, 78607370), (4, 39303685), (5, 31442948), (10, 15721474), (19, 8274460), (20, 7860737), (38, 4137230), (76, 2068615), (79, 1990060), (95, 1654892), (158, 995030), (190, 827446), (316, 497515), (380, 413723), (395, 398012), (790, 199006), (1501, 104740), (1580, 99503), (3002, 52370), (5237, 30020), (6004, 26185), (7505, 20948), (10474, 15010)]