78351340

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{2399}}^1$

素因数の和:2502

約数の個数: 48

約数和(自身を含む): 174182400

約数和(自身を除く): 95831060

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 71, 92, 115, 142, 230, 284, 355, 460, 710, 1420, 1633, 2399, 3266, 4798, 6532, 8165, 9596, 11995, 16330, 23990, 32660, 47980, 55177, 110354, 170329, 220708, 275885, 340658, 551770, 681316, 851645, 1103540, 1703290, 3406580, 3917567, 7835134, 15670268, 19587835, 39175670, 78351340]

約数ペア:

[(1, 78351340), (2, 39175670), (4, 19587835), (5, 15670268), (10, 7835134), (20, 3917567), (23, 3406580), (46, 1703290), (71, 1103540), (92, 851645), (115, 681316), (142, 551770), (230, 340658), (284, 275885), (355, 220708), (460, 170329), (710, 110354), (1420, 55177), (1633, 47980), (2399, 32660), (3266, 23990), (4798, 16330), (6532, 11995), (8165, 9596)]