657454460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1423}}^1\times {\mathrm{1777}}^1$

素因数の和:3222

約数の個数: 48

約数和(自身を含む): 1488740736

約数和(自身を除く): 831286276

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1423, 1777, 2846, 3554, 5692, 7108, 7115, 8885, 14230, 17770, 18499, 23101, 28460, 35540, 36998, 46202, 73996, 92404, 92495, 115505, 184990, 231010, 369980, 462020, 2528671, 5057342, 10114684, 12643355, 25286710, 32872723, 50573420, 65745446, 131490892, 164363615, 328727230, 657454460]

約数ペア:

[(1, 657454460), (2, 328727230), (4, 164363615), (5, 131490892), (10, 65745446), (13, 50573420), (20, 32872723), (26, 25286710), (52, 12643355), (65, 10114684), (130, 5057342), (260, 2528671), (1423, 462020), (1777, 369980), (2846, 231010), (3554, 184990), (5692, 115505), (7108, 92495), (7115, 92404), (8885, 73996), (14230, 46202), (17770, 36998), (18499, 35540), (23101, 28460)]