205289320

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{2351}}^1$

素因数の和:2458

約数の個数: 64

約数和(自身を含む): 482630400

約数和(自身を除く): 277341080

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 59, 74, 118, 148, 185, 236, 295, 296, 370, 472, 590, 740, 1180, 1480, 2183, 2351, 2360, 4366, 4702, 8732, 9404, 10915, 11755, 17464, 18808, 21830, 23510, 43660, 47020, 86987, 87320, 94040, 138709, 173974, 277418, 347948, 434935, 554836, 693545, 695896, 869870, 1109672, 1387090, 1739740, 2774180, 3479480, 5132233, 5548360, 10264466, 20528932, 25661165, 41057864, 51322330, 102644660, 205289320]

約数ペア:

[(1, 205289320), (2, 102644660), (4, 51322330), (5, 41057864), (8, 25661165), (10, 20528932), (20, 10264466), (37, 5548360), (40, 5132233), (59, 3479480), (74, 2774180), (118, 1739740), (148, 1387090), (185, 1109672), (236, 869870), (295, 695896), (296, 693545), (370, 554836), (472, 434935), (590, 347948), (740, 277418), (1180, 173974), (1480, 138709), (2183, 94040), (2351, 87320), (2360, 86987), (4366, 47020), (4702, 43660), (8732, 23510), (9404, 21830), (10915, 18808), (11755, 17464)]