28126670

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1$

素因数の和:150

約数の個数: 96

約数和(自身を含む): 64035360

約数和(自身を除く): 35908690

約数列:

[1, 2, 5, 10, 11, 13, 17, 22, 26, 34, 55, 65, 85, 89, 110, 130, 143, 169, 170, 178, 187, 221, 286, 338, 374, 442, 445, 715, 845, 890, 935, 979, 1105, 1157, 1430, 1513, 1690, 1859, 1870, 1958, 2210, 2314, 2431, 2873, 3026, 3718, 4862, 4895, 5746, 5785, 7565, 9295, 9790, 11570, 12155, 12727, 14365, 15041, 15130, 16643, 18590, 19669, 24310, 25454, 28730, 30082, 31603, 33286, 39338, 63206, 63635, 75205, 83215, 98345, 127270, 150410, 158015, 165451, 166430, 196690, 216359, 255697, 316030, 330902, 432718, 511394, 827255, 1081795, 1278485, 1654510, 2163590, 2556970, 2812667, 5625334, 14063335, 28126670]

約数ペア:

[(1, 28126670), (2, 14063335), (5, 5625334), (10, 2812667), (11, 2556970), (13, 2163590), (17, 1654510), (22, 1278485), (26, 1081795), (34, 827255), (55, 511394), (65, 432718), (85, 330902), (89, 316030), (110, 255697), (130, 216359), (143, 196690), (169, 166430), (170, 165451), (178, 158015), (187, 150410), (221, 127270), (286, 98345), (338, 83215), (374, 75205), (442, 63635), (445, 63206), (715, 39338), (845, 33286), (890, 31603), (935, 30082), (979, 28730), (1105, 25454), (1157, 24310), (1430, 19669), (1513, 18590), (1690, 16643), (1859, 15130), (1870, 15041), (1958, 14365), (2210, 12727), (2314, 12155), (2431, 11570), (2873, 9790), (3026, 9295), (3718, 7565), (4862, 5785), (4895, 5746)]