138458650

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{1109}}^1$

素因数の和:1359

約数の個数: 48

約数和(自身を含む): 282437280

約数和(自身を除く): 143978630

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 227, 275, 454, 550, 1109, 1135, 2218, 2270, 2497, 4994, 5545, 5675, 11090, 11350, 12199, 12485, 24398, 24970, 27725, 55450, 60995, 62425, 121990, 124850, 251743, 304975, 503486, 609950, 1258715, 2517430, 2769173, 5538346, 6293575, 12587150, 13845865, 27691730, 69229325, 138458650]

約数ペア:

[(1, 138458650), (2, 69229325), (5, 27691730), (10, 13845865), (11, 12587150), (22, 6293575), (25, 5538346), (50, 2769173), (55, 2517430), (110, 1258715), (227, 609950), (275, 503486), (454, 304975), (550, 251743), (1109, 124850), (1135, 121990), (2218, 62425), (2270, 60995), (2497, 55450), (4994, 27725), (5545, 24970), (5675, 24398), (11090, 12485), (11350, 12199)]