80199525

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:323

約数の個数: 72

約数和(自身を含む): 156344160

約数和(自身を除く): 76144635

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 139, 147, 157, 175, 245, 417, 471, 525, 695, 735, 785, 973, 1099, 1225, 2085, 2355, 2919, 3297, 3475, 3675, 3925, 4865, 5495, 6811, 7693, 10425, 11775, 14595, 16485, 20433, 21823, 23079, 24325, 27475, 34055, 38465, 65469, 72975, 82425, 102165, 109115, 115395, 152761, 170275, 192325, 327345, 458283, 510825, 545575, 576975, 763805, 1069327, 1636725, 2291415, 3207981, 3819025, 5346635, 11457075, 16039905, 26733175, 80199525]

約数ペア:

[(1, 80199525), (3, 26733175), (5, 16039905), (7, 11457075), (15, 5346635), (21, 3819025), (25, 3207981), (35, 2291415), (49, 1636725), (75, 1069327), (105, 763805), (139, 576975), (147, 545575), (157, 510825), (175, 458283), (245, 327345), (417, 192325), (471, 170275), (525, 152761), (695, 115395), (735, 109115), (785, 102165), (973, 82425), (1099, 72975), (1225, 65469), (2085, 38465), (2355, 34055), (2919, 27475), (3297, 24325), (3475, 23079), (3675, 21823), (3925, 20433), (4865, 16485), (5495, 14595), (6811, 11775), (7693, 10425)]