15661314175

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{20393}}^1$

素因数の和:20572

約数の個数: 48

約数和(自身を含む): 22304509920

約数和(自身を除く): 6643195745

約数列:

[1, 5, 13, 17, 25, 65, 85, 139, 221, 325, 425, 695, 1105, 1807, 2363, 3475, 5525, 9035, 11815, 20393, 30719, 45175, 59075, 101965, 153595, 265109, 346681, 509825, 767975, 1325545, 1733405, 2834627, 4506853, 6627725, 8667025, 14173135, 22534265, 36850151, 48188659, 70865675, 112671325, 184250755, 240943295, 626452567, 921253775, 1204716475, 3132262835, 15661314175]

約数ペア:

[(1, 15661314175), (5, 3132262835), (13, 1204716475), (17, 921253775), (25, 626452567), (65, 240943295), (85, 184250755), (139, 112671325), (221, 70865675), (325, 48188659), (425, 36850151), (695, 22534265), (1105, 14173135), (1807, 8667025), (2363, 6627725), (3475, 4506853), (5525, 2834627), (9035, 1733405), (11815, 1325545), (20393, 767975), (30719, 509825), (45175, 346681), (59075, 265109), (101965, 153595)]