2015371325

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{367}}^1\times {\mathrm{1051}}^1$

素因数の和:1458

約数の個数: 48

約数和(自身を含む): 2880291840

約数和(自身を除く): 864920515

約数列:

[1, 5, 11, 19, 25, 55, 95, 209, 275, 367, 475, 1045, 1051, 1835, 4037, 5225, 5255, 6973, 9175, 11561, 19969, 20185, 26275, 34865, 57805, 76703, 99845, 100925, 174325, 219659, 289025, 383515, 385717, 499225, 1098295, 1917575, 1928585, 4242887, 5491475, 7328623, 9642925, 21214435, 36643115, 80614853, 106072175, 183215575, 403074265, 2015371325]

約数ペア:

[(1, 2015371325), (5, 403074265), (11, 183215575), (19, 106072175), (25, 80614853), (55, 36643115), (95, 21214435), (209, 9642925), (275, 7328623), (367, 5491475), (475, 4242887), (1045, 1928585), (1051, 1917575), (1835, 1098295), (4037, 499225), (5225, 385717), (5255, 383515), (6973, 289025), (9175, 219659), (11561, 174325), (19969, 100925), (20185, 99845), (26275, 76703), (34865, 57805)]