89410760

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1\times {\mathrm{229}}^1$

素因数の和:510

約数の個数: 64

約数和(自身を含む): 207662400

約数和(自身を除く): 118251640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 227, 229, 344, 430, 454, 458, 860, 908, 916, 1135, 1145, 1720, 1816, 1832, 2270, 2290, 4540, 4580, 9080, 9160, 9761, 9847, 19522, 19694, 39044, 39388, 48805, 49235, 51983, 78088, 78776, 97610, 98470, 103966, 195220, 196940, 207932, 259915, 390440, 393880, 415864, 519830, 1039660, 2079320, 2235269, 4470538, 8941076, 11176345, 17882152, 22352690, 44705380, 89410760]

約数ペア:

[(1, 89410760), (2, 44705380), (4, 22352690), (5, 17882152), (8, 11176345), (10, 8941076), (20, 4470538), (40, 2235269), (43, 2079320), (86, 1039660), (172, 519830), (215, 415864), (227, 393880), (229, 390440), (344, 259915), (430, 207932), (454, 196940), (458, 195220), (860, 103966), (908, 98470), (916, 97610), (1135, 78776), (1145, 78088), (1720, 51983), (1816, 49235), (1832, 48805), (2270, 39388), (2290, 39044), (4540, 19694), (4580, 19522), (9080, 9847), (9160, 9761)]