80386758

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^2\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:274

約数の個数: 72

約数和(自身を含む): 187223400

約数和(自身を除く): 106836642

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 89, 114, 139, 171, 178, 267, 278, 342, 361, 417, 534, 722, 801, 834, 1083, 1251, 1602, 1691, 2166, 2502, 2641, 3249, 3382, 5073, 5282, 6498, 7923, 10146, 12371, 15219, 15846, 23769, 24742, 30438, 32129, 37113, 47538, 50179, 64258, 74226, 96387, 100358, 111339, 150537, 192774, 222678, 235049, 289161, 301074, 451611, 470098, 578322, 705147, 903222, 1410294, 2115441, 4230882, 4465931, 8931862, 13397793, 26795586, 40193379, 80386758]

約数ペア:

[(1, 80386758), (2, 40193379), (3, 26795586), (6, 13397793), (9, 8931862), (18, 4465931), (19, 4230882), (38, 2115441), (57, 1410294), (89, 903222), (114, 705147), (139, 578322), (171, 470098), (178, 451611), (267, 301074), (278, 289161), (342, 235049), (361, 222678), (417, 192774), (534, 150537), (722, 111339), (801, 100358), (834, 96387), (1083, 74226), (1251, 64258), (1602, 50179), (1691, 47538), (2166, 37113), (2502, 32129), (2641, 30438), (3249, 24742), (3382, 23769), (5073, 15846), (5282, 15219), (6498, 12371), (7923, 10146)]