2013260725

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{2243}}^1$

素因数の和:2506

約数の個数: 48

約数和(自身を含む): 2991808512

約数和(自身を除く): 978547787

約数列:

[1, 5, 7, 23, 25, 35, 115, 161, 175, 223, 575, 805, 1115, 1561, 2243, 4025, 5129, 5575, 7805, 11215, 15701, 25645, 35903, 39025, 51589, 56075, 78505, 128225, 179515, 257945, 361123, 392525, 500189, 897575, 1289725, 1805615, 2500945, 3501323, 9028075, 11504347, 12504725, 17506615, 57521735, 80530429, 87533075, 287608675, 402652145, 2013260725]

約数ペア:

[(1, 2013260725), (5, 402652145), (7, 287608675), (23, 87533075), (25, 80530429), (35, 57521735), (115, 17506615), (161, 12504725), (175, 11504347), (223, 9028075), (575, 3501323), (805, 2500945), (1115, 1805615), (1561, 1289725), (2243, 897575), (4025, 500189), (5129, 392525), (5575, 361123), (7805, 257945), (11215, 179515), (15701, 128225), (25645, 78505), (35903, 56075), (39025, 51589)]