68971175

素因数分解:

$5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:169

約数の個数: 72

約数和(自身を含む): 110430432

約数和(自身を除く): 41459257

約数列:

[1, 5, 7, 13, 25, 35, 49, 61, 65, 71, 91, 175, 245, 305, 325, 355, 427, 455, 497, 637, 793, 923, 1225, 1525, 1775, 2135, 2275, 2485, 2989, 3185, 3479, 3965, 4331, 4615, 5551, 6461, 10675, 12425, 14945, 15925, 17395, 19825, 21655, 23075, 27755, 30317, 32305, 38857, 45227, 56303, 74725, 86975, 108275, 138775, 151585, 161525, 194285, 212219, 226135, 281515, 394121, 757925, 971425, 1061095, 1130675, 1407575, 1970605, 2758847, 5305475, 9853025, 13794235, 68971175]

約数ペア:

[(1, 68971175), (5, 13794235), (7, 9853025), (13, 5305475), (25, 2758847), (35, 1970605), (49, 1407575), (61, 1130675), (65, 1061095), (71, 971425), (91, 757925), (175, 394121), (245, 281515), (305, 226135), (325, 212219), (355, 194285), (427, 161525), (455, 151585), (497, 138775), (637, 108275), (793, 86975), (923, 74725), (1225, 56303), (1525, 45227), (1775, 38857), (2135, 32305), (2275, 30317), (2485, 27755), (2989, 23075), (3185, 21655), (3479, 19825), (3965, 17395), (4331, 15925), (4615, 14945), (5551, 12425), (6461, 10675)]