31075070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{547}}^1$

素因数の和:609

約数の個数: 64

約数和(自身を含む): 66286080

約数和(自身を除く): 35211010

約数列:

[1, 2, 5, 10, 13, 19, 23, 26, 38, 46, 65, 95, 115, 130, 190, 230, 247, 299, 437, 494, 547, 598, 874, 1094, 1235, 1495, 2185, 2470, 2735, 2990, 4370, 5470, 5681, 7111, 10393, 11362, 12581, 14222, 20786, 25162, 28405, 35555, 51965, 56810, 62905, 71110, 103930, 125810, 135109, 163553, 239039, 270218, 327106, 478078, 675545, 817765, 1195195, 1351090, 1635530, 2390390, 3107507, 6215014, 15537535, 31075070]

約数ペア:

[(1, 31075070), (2, 15537535), (5, 6215014), (10, 3107507), (13, 2390390), (19, 1635530), (23, 1351090), (26, 1195195), (38, 817765), (46, 675545), (65, 478078), (95, 327106), (115, 270218), (130, 239039), (190, 163553), (230, 135109), (247, 125810), (299, 103930), (437, 71110), (494, 62905), (547, 56810), (598, 51965), (874, 35555), (1094, 28405), (1235, 25162), (1495, 20786), (2185, 14222), (2470, 12581), (2735, 11362), (2990, 10393), (4370, 7111), (5470, 5681)]