133021480

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{54517}}^1$

素因数の和:54589

約数の個数: 32

約数和(自身を含む): 304210440

約数和(自身を除く): 171188960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 54517, 109034, 218068, 272585, 436136, 545170, 1090340, 2180680, 3325537, 6651074, 13302148, 16627685, 26604296, 33255370, 66510740, 133021480]

約数ペア:

[(1, 133021480), (2, 66510740), (4, 33255370), (5, 26604296), (8, 16627685), (10, 13302148), (20, 6651074), (40, 3325537), (61, 2180680), (122, 1090340), (244, 545170), (305, 436136), (488, 272585), (610, 218068), (1220, 109034), (2440, 54517)]