90257020

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{59}}^1\times {\mathrm{223}}^1$

素因数の和:312

約数の個数: 96

約数和(自身を含む): 225792000

約数和(自身を除く): 135534980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 59, 70, 98, 118, 140, 196, 223, 236, 245, 295, 343, 413, 446, 490, 590, 686, 826, 892, 980, 1115, 1180, 1372, 1561, 1652, 1715, 2065, 2230, 2891, 3122, 3430, 4130, 4460, 5782, 6244, 6860, 7805, 8260, 10927, 11564, 13157, 14455, 15610, 20237, 21854, 26314, 28910, 31220, 40474, 43708, 52628, 54635, 57820, 65785, 76489, 80948, 92099, 101185, 109270, 131570, 152978, 184198, 202370, 218540, 263140, 305956, 368396, 382445, 404740, 460495, 644693, 764890, 920990, 1289386, 1529780, 1841980, 2578772, 3223465, 4512851, 6446930, 9025702, 12893860, 18051404, 22564255, 45128510, 90257020]

約数ペア:

[(1, 90257020), (2, 45128510), (4, 22564255), (5, 18051404), (7, 12893860), (10, 9025702), (14, 6446930), (20, 4512851), (28, 3223465), (35, 2578772), (49, 1841980), (59, 1529780), (70, 1289386), (98, 920990), (118, 764890), (140, 644693), (196, 460495), (223, 404740), (236, 382445), (245, 368396), (295, 305956), (343, 263140), (413, 218540), (446, 202370), (490, 184198), (590, 152978), (686, 131570), (826, 109270), (892, 101185), (980, 92099), (1115, 80948), (1180, 76489), (1372, 65785), (1561, 57820), (1652, 54635), (1715, 52628), (2065, 43708), (2230, 40474), (2891, 31220), (3122, 28910), (3430, 26314), (4130, 21854), (4460, 20237), (5782, 15610), (6244, 14455), (6860, 13157), (7805, 11564), (8260, 10927)]