80478470

素因数分解:

$2^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{223}}^1\times {\mathrm{239}}^1$

素因数の和:620

約数の個数: 32

約数和(自身を含む): 147087360

約数和(自身を除く): 66608890

約数列:

[1, 2, 5, 10, 151, 223, 239, 302, 446, 478, 755, 1115, 1195, 1510, 2230, 2390, 33673, 36089, 53297, 67346, 72178, 106594, 168365, 180445, 266485, 336730, 360890, 532970, 8047847, 16095694, 40239235, 80478470]

約数ペア:

[(1, 80478470), (2, 40239235), (5, 16095694), (10, 8047847), (151, 532970), (223, 360890), (239, 336730), (302, 266485), (446, 180445), (478, 168365), (755, 106594), (1115, 72178), (1195, 67346), (1510, 53297), (2230, 36089), (2390, 33673)]