145782460

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{3221}}^1$

素因数の和:3334

約数の個数: 48

約数和(自身を含む): 320447232

約数和(自身を除く): 174664772

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 73, 124, 146, 155, 292, 310, 365, 620, 730, 1460, 2263, 3221, 4526, 6442, 9052, 11315, 12884, 16105, 22630, 32210, 45260, 64420, 99851, 199702, 235133, 399404, 470266, 499255, 940532, 998510, 1175665, 1997020, 2351330, 4702660, 7289123, 14578246, 29156492, 36445615, 72891230, 145782460]

約数ペア:

[(1, 145782460), (2, 72891230), (4, 36445615), (5, 29156492), (10, 14578246), (20, 7289123), (31, 4702660), (62, 2351330), (73, 1997020), (124, 1175665), (146, 998510), (155, 940532), (292, 499255), (310, 470266), (365, 399404), (620, 235133), (730, 199702), (1460, 99851), (2263, 64420), (3221, 45260), (4526, 32210), (6442, 22630), (9052, 16105), (11315, 12884)]