67991525

素因数分解:

$5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{151}}^1$

素因数の和:282

約数の個数: 48

約数和(自身を含む): 101326848

約数和(自身を除く): 33335323

約数列:

[1, 5, 7, 25, 31, 35, 83, 151, 155, 175, 217, 415, 581, 755, 775, 1057, 1085, 2075, 2573, 2905, 3775, 4681, 5285, 5425, 12533, 12865, 14525, 18011, 23405, 26425, 32767, 62665, 64325, 87731, 90055, 117025, 163835, 313325, 388523, 438655, 450275, 819175, 1942615, 2193275, 2719661, 9713075, 13598305, 67991525]

約数ペア:

[(1, 67991525), (5, 13598305), (7, 9713075), (25, 2719661), (31, 2193275), (35, 1942615), (83, 819175), (151, 450275), (155, 438655), (175, 388523), (217, 313325), (415, 163835), (581, 117025), (755, 90055), (775, 87731), (1057, 64325), (1085, 62665), (2075, 32767), (2573, 26425), (2905, 23405), (3775, 18011), (4681, 14525), (5285, 12865), (5425, 12533)]