72230860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{787}}^1$

素因数の和:1162

約数の個数: 48

約数和(自身を含む): 164023776

約数和(自身を除く): 91792916

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 353, 706, 787, 1412, 1574, 1765, 3148, 3530, 3935, 4589, 7060, 7870, 9178, 10231, 15740, 18356, 20462, 22945, 40924, 45890, 51155, 91780, 102310, 204620, 277811, 555622, 1111244, 1389055, 2778110, 3611543, 5556220, 7223086, 14446172, 18057715, 36115430, 72230860]

約数ペア:

[(1, 72230860), (2, 36115430), (4, 18057715), (5, 14446172), (10, 7223086), (13, 5556220), (20, 3611543), (26, 2778110), (52, 1389055), (65, 1111244), (130, 555622), (260, 277811), (353, 204620), (706, 102310), (787, 91780), (1412, 51155), (1574, 45890), (1765, 40924), (3148, 22945), (3530, 20462), (3935, 18356), (4589, 15740), (7060, 10231), (7870, 9178)]