669338480

素因数分解:

$2^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1\times {\mathrm{1301}}^1$

素因数の和:1482

約数の個数: 80

約数和(自身を含む): 1598335200

約数和(自身を除く): 928996720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 80, 109, 118, 218, 236, 295, 436, 472, 545, 590, 872, 944, 1090, 1180, 1301, 1744, 2180, 2360, 2602, 4360, 4720, 5204, 6431, 6505, 8720, 10408, 12862, 13010, 20816, 25724, 26020, 32155, 51448, 52040, 64310, 76759, 102896, 104080, 128620, 141809, 153518, 257240, 283618, 307036, 383795, 514480, 567236, 614072, 709045, 767590, 1134472, 1228144, 1418090, 1535180, 2268944, 2836180, 3070360, 5672360, 6140720, 8366731, 11344720, 16733462, 33466924, 41833655, 66933848, 83667310, 133867696, 167334620, 334669240, 669338480]

約数ペア:

[(1, 669338480), (2, 334669240), (4, 167334620), (5, 133867696), (8, 83667310), (10, 66933848), (16, 41833655), (20, 33466924), (40, 16733462), (59, 11344720), (80, 8366731), (109, 6140720), (118, 5672360), (218, 3070360), (236, 2836180), (295, 2268944), (436, 1535180), (472, 1418090), (545, 1228144), (590, 1134472), (872, 767590), (944, 709045), (1090, 614072), (1180, 567236), (1301, 514480), (1744, 383795), (2180, 307036), (2360, 283618), (2602, 257240), (4360, 153518), (4720, 141809), (5204, 128620), (6431, 104080), (6505, 102896), (8720, 76759), (10408, 64310), (12862, 52040), (13010, 51448), (20816, 32155), (25724, 26020)]