515677340

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{241}}^1\times {\mathrm{1289}}^1$

素因数の和:1622

約数の個数: 48

約数和(自身を含む): 1101371040

約数和(自身を除く): 585693700

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 241, 332, 415, 482, 830, 964, 1205, 1289, 1660, 2410, 2578, 4820, 5156, 6445, 12890, 20003, 25780, 40006, 80012, 100015, 106987, 200030, 213974, 310649, 400060, 427948, 534935, 621298, 1069870, 1242596, 1553245, 2139740, 3106490, 6212980, 25783867, 51567734, 103135468, 128919335, 257838670, 515677340]

約数ペア:

[(1, 515677340), (2, 257838670), (4, 128919335), (5, 103135468), (10, 51567734), (20, 25783867), (83, 6212980), (166, 3106490), (241, 2139740), (332, 1553245), (415, 1242596), (482, 1069870), (830, 621298), (964, 534935), (1205, 427948), (1289, 400060), (1660, 310649), (2410, 213974), (2578, 200030), (4820, 106987), (5156, 100015), (6445, 80012), (12890, 40006), (20003, 25780)]