88310140

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{163}}^1\times {\mathrm{263}}^1$

素因数の和:538

約数の個数: 48

約数和(自身を含む): 189116928

約数和(自身を除く): 100806788

約数列:

[1, 2, 4, 5, 10, 20, 103, 163, 206, 263, 326, 412, 515, 526, 652, 815, 1030, 1052, 1315, 1630, 2060, 2630, 3260, 5260, 16789, 27089, 33578, 42869, 54178, 67156, 83945, 85738, 108356, 135445, 167890, 171476, 214345, 270890, 335780, 428690, 541780, 857380, 4415507, 8831014, 17662028, 22077535, 44155070, 88310140]

約数ペア:

[(1, 88310140), (2, 44155070), (4, 22077535), (5, 17662028), (10, 8831014), (20, 4415507), (103, 857380), (163, 541780), (206, 428690), (263, 335780), (326, 270890), (412, 214345), (515, 171476), (526, 167890), (652, 135445), (815, 108356), (1030, 85738), (1052, 83945), (1315, 67156), (1630, 54178), (2060, 42869), (2630, 33578), (3260, 27089), (5260, 16789)]