71128540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{7583}}^1$

素因数の和:7666

約数の個数: 48

約数和(自身を含む): 173279232

約数和(自身を除く): 102150692

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 67, 70, 134, 140, 268, 335, 469, 670, 938, 1340, 1876, 2345, 4690, 7583, 9380, 15166, 30332, 37915, 53081, 75830, 106162, 151660, 212324, 265405, 508061, 530810, 1016122, 1061620, 2032244, 2540305, 3556427, 5080610, 7112854, 10161220, 14225708, 17782135, 35564270, 71128540]

約数ペア:

[(1, 71128540), (2, 35564270), (4, 17782135), (5, 14225708), (7, 10161220), (10, 7112854), (14, 5080610), (20, 3556427), (28, 2540305), (35, 2032244), (67, 1061620), (70, 1016122), (134, 530810), (140, 508061), (268, 265405), (335, 212324), (469, 151660), (670, 106162), (938, 75830), (1340, 53081), (1876, 37915), (2345, 30332), (4690, 15166), (7583, 9380)]