40399450

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{683}}^1$

素因数の和:728

約数の個数: 72

約数和(自身を含む): 93127968

約数和(自身を除く): 52728518

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 50, 65, 70, 91, 130, 169, 175, 182, 325, 338, 350, 455, 650, 683, 845, 910, 1183, 1366, 1690, 2275, 2366, 3415, 4225, 4550, 4781, 5915, 6830, 8450, 8879, 9562, 11830, 17075, 17758, 23905, 29575, 34150, 44395, 47810, 59150, 62153, 88790, 115427, 119525, 124306, 221975, 230854, 239050, 310765, 443950, 577135, 621530, 807989, 1154270, 1553825, 1615978, 2885675, 3107650, 4039945, 5771350, 8079890, 20199725, 40399450]

約数ペア:

[(1, 40399450), (2, 20199725), (5, 8079890), (7, 5771350), (10, 4039945), (13, 3107650), (14, 2885675), (25, 1615978), (26, 1553825), (35, 1154270), (50, 807989), (65, 621530), (70, 577135), (91, 443950), (130, 310765), (169, 239050), (175, 230854), (182, 221975), (325, 124306), (338, 119525), (350, 115427), (455, 88790), (650, 62153), (683, 59150), (845, 47810), (910, 44395), (1183, 34150), (1366, 29575), (1690, 23905), (2275, 17758), (2366, 17075), (3415, 11830), (4225, 9562), (4550, 8879), (4781, 8450), (5915, 6830)]