87729740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{5749}}^1$

素因数の和:5874

約数の個数: 48

約数和(自身を含む): 212520000

約数和(自身を除く): 124790260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 109, 140, 218, 436, 545, 763, 1090, 1526, 2180, 3052, 3815, 5749, 7630, 11498, 15260, 22996, 28745, 40243, 57490, 80486, 114980, 160972, 201215, 402430, 626641, 804860, 1253282, 2506564, 3133205, 4386487, 6266410, 8772974, 12532820, 17545948, 21932435, 43864870, 87729740]

約数ペア:

[(1, 87729740), (2, 43864870), (4, 21932435), (5, 17545948), (7, 12532820), (10, 8772974), (14, 6266410), (20, 4386487), (28, 3133205), (35, 2506564), (70, 1253282), (109, 804860), (140, 626641), (218, 402430), (436, 201215), (545, 160972), (763, 114980), (1090, 80486), (1526, 57490), (2180, 40243), (3052, 28745), (3815, 22996), (5749, 15260), (7630, 11498)]