99005480

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{50513}}^1$

素因数の和:50538

約数の個数: 48

約数和(自身を含む): 259136820

約数和(自身を除く): 160131340

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 50513, 101026, 202052, 252565, 353591, 404104, 505130, 707182, 1010260, 1414364, 1767955, 2020520, 2475137, 2828728, 3535910, 4950274, 7071820, 9900548, 12375685, 14143640, 19801096, 24751370, 49502740, 99005480]

約数ペア:

[(1, 99005480), (2, 49502740), (4, 24751370), (5, 19801096), (7, 14143640), (8, 12375685), (10, 9900548), (14, 7071820), (20, 4950274), (28, 3535910), (35, 2828728), (40, 2475137), (49, 2020520), (56, 1767955), (70, 1414364), (98, 1010260), (140, 707182), (196, 505130), (245, 404104), (280, 353591), (392, 252565), (490, 202052), (980, 101026), (1960, 50513)]