78811390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{18457}}^1$

素因数の和:18532

約数の個数: 32

約数和(自身を含む): 164793024

約数和(自身を除く): 85981634

約数列:

[1, 2, 5, 7, 10, 14, 35, 61, 70, 122, 305, 427, 610, 854, 2135, 4270, 18457, 36914, 92285, 129199, 184570, 258398, 645995, 1125877, 1291990, 2251754, 5629385, 7881139, 11258770, 15762278, 39405695, 78811390]

約数ペア:

[(1, 78811390), (2, 39405695), (5, 15762278), (7, 11258770), (10, 7881139), (14, 5629385), (35, 2251754), (61, 1291990), (70, 1125877), (122, 645995), (305, 258398), (427, 184570), (610, 129199), (854, 92285), (2135, 36914), (4270, 18457)]