1271569325

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{881}}^1\times {\mathrm{4441}}^1$

素因数の和:5345

約数の個数: 24

約数和(自身を含む): 1700344296

約数和(自身を除く): 428774971

約数列:

[1, 5, 13, 25, 65, 325, 881, 4405, 4441, 11453, 22025, 22205, 57265, 57733, 111025, 286325, 288665, 1443325, 3912521, 19562605, 50862773, 97813025, 254313865, 1271569325]

約数ペア:

[(1, 1271569325), (5, 254313865), (13, 97813025), (25, 50862773), (65, 19562605), (325, 3912521), (881, 1443325), (4405, 288665), (4441, 286325), (11453, 111025), (22025, 57733), (22205, 57265)]