68874544

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{3191}}^1$

素因数の和:3289

約数の個数: 40

約数和(自身を含む): 142490880

約数和(自身を除く): 73616336

約数列:

[1, 2, 4, 8, 16, 19, 38, 71, 76, 142, 152, 284, 304, 568, 1136, 1349, 2698, 3191, 5396, 6382, 10792, 12764, 21584, 25528, 51056, 60629, 121258, 226561, 242516, 453122, 485032, 906244, 970064, 1812488, 3624976, 4304659, 8609318, 17218636, 34437272, 68874544]

約数ペア:

[(1, 68874544), (2, 34437272), (4, 17218636), (8, 8609318), (16, 4304659), (19, 3624976), (38, 1812488), (71, 970064), (76, 906244), (142, 485032), (152, 453122), (284, 242516), (304, 226561), (568, 121258), (1136, 60629), (1349, 51056), (2698, 25528), (3191, 21584), (5396, 12764), (6382, 10792)]