31004327720

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{196081}}^1$

素因数の和:196218

約数の個数: 64

約数和(自身を含む): 72001310400

約数和(自身を除く): 40996982680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 67, 118, 134, 236, 268, 295, 335, 472, 536, 590, 670, 1180, 1340, 2360, 2680, 3953, 7906, 15812, 19765, 31624, 39530, 79060, 158120, 196081, 392162, 784324, 980405, 1568648, 1960810, 3921620, 7843240, 11568779, 13137427, 23137558, 26274854, 46275116, 52549708, 57843895, 65687135, 92550232, 105099416, 115687790, 131374270, 231375580, 262748540, 462751160, 525497080, 775108193, 1550216386, 3100432772, 3875540965, 6200865544, 7751081930, 15502163860, 31004327720]

約数ペア:

[(1, 31004327720), (2, 15502163860), (4, 7751081930), (5, 6200865544), (8, 3875540965), (10, 3100432772), (20, 1550216386), (40, 775108193), (59, 525497080), (67, 462751160), (118, 262748540), (134, 231375580), (236, 131374270), (268, 115687790), (295, 105099416), (335, 92550232), (472, 65687135), (536, 57843895), (590, 52549708), (670, 46275116), (1180, 26274854), (1340, 23137558), (2360, 13137427), (2680, 11568779), (3953, 7843240), (7906, 3921620), (15812, 1960810), (19765, 1568648), (31624, 980405), (39530, 784324), (79060, 392162), (158120, 196081)]