87738190

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:289

約数の個数: 64

約数和(自身を含む): 174182400

約数和(自身を除く): 86444210

約数列:

[1, 2, 5, 10, 17, 34, 47, 79, 85, 94, 139, 158, 170, 235, 278, 395, 470, 695, 790, 799, 1343, 1390, 1598, 2363, 2686, 3713, 3995, 4726, 6533, 6715, 7426, 7990, 10981, 11815, 13066, 13430, 18565, 21962, 23630, 32665, 37130, 54905, 63121, 65330, 109810, 111061, 126242, 186677, 222122, 315605, 373354, 516107, 555305, 631210, 933385, 1032214, 1110610, 1866770, 2580535, 5161070, 8773819, 17547638, 43869095, 87738190]

約数ペア:

[(1, 87738190), (2, 43869095), (5, 17547638), (10, 8773819), (17, 5161070), (34, 2580535), (47, 1866770), (79, 1110610), (85, 1032214), (94, 933385), (139, 631210), (158, 555305), (170, 516107), (235, 373354), (278, 315605), (395, 222122), (470, 186677), (695, 126242), (790, 111061), (799, 109810), (1343, 65330), (1390, 63121), (1598, 54905), (2363, 37130), (2686, 32665), (3713, 23630), (3995, 21962), (4726, 18565), (6533, 13430), (6715, 13066), (7426, 11815), (7990, 10981)]