1270293665

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{1531}}^1$

素因数の和:1721

約数の個数: 32

約数和(自身を含む): 1620145152

約数和(自身を除く): 349851487

約数列:

[1, 5, 31, 53, 101, 155, 265, 505, 1531, 1643, 3131, 5353, 7655, 8215, 15655, 26765, 47461, 81143, 154631, 165943, 237305, 405715, 773155, 829715, 2515433, 4793561, 8195443, 12577165, 23967805, 40977215, 254058733, 1270293665]

約数ペア:

[(1, 1270293665), (5, 254058733), (31, 40977215), (53, 23967805), (101, 12577165), (155, 8195443), (265, 4793561), (505, 2515433), (1531, 829715), (1643, 773155), (3131, 405715), (5353, 237305), (7655, 165943), (8215, 154631), (15655, 81143), (26765, 47461)]