89292980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{571}}^1\times {\mathrm{1117}}^1$

素因数の和:1704

約数の個数: 48

約数和(自身を含む): 214870656

約数和(自身を除く): 125577676

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 571, 1117, 1142, 2234, 2284, 2855, 3997, 4468, 5585, 5710, 7819, 7994, 11170, 11420, 15638, 15988, 19985, 22340, 31276, 39095, 39970, 78190, 79940, 156380, 637807, 1275614, 2551228, 3189035, 4464649, 6378070, 8929298, 12756140, 17858596, 22323245, 44646490, 89292980]

約数ペア:

[(1, 89292980), (2, 44646490), (4, 22323245), (5, 17858596), (7, 12756140), (10, 8929298), (14, 6378070), (20, 4464649), (28, 3189035), (35, 2551228), (70, 1275614), (140, 637807), (571, 156380), (1117, 79940), (1142, 78190), (2234, 39970), (2284, 39095), (2855, 31276), (3997, 22340), (4468, 19985), (5585, 15988), (5710, 15638), (7819, 11420), (7994, 11170)]