87502990

素因数分解:

$2^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{167}}^1\times {\mathrm{347}}^1$

素因数の和:672

約数の個数: 32

約数和(自身を含む): 159957504

約数和(自身を除く): 72454514

約数列:

[1, 2, 5, 10, 151, 167, 302, 334, 347, 694, 755, 835, 1510, 1670, 1735, 3470, 25217, 50434, 52397, 57949, 104794, 115898, 126085, 252170, 261985, 289745, 523970, 579490, 8750299, 17500598, 43751495, 87502990]

約数ペア:

[(1, 87502990), (2, 43751495), (5, 17500598), (10, 8750299), (151, 579490), (167, 523970), (302, 289745), (334, 261985), (347, 252170), (694, 126085), (755, 115898), (835, 104794), (1510, 57949), (1670, 52397), (1735, 50434), (3470, 25217)]