68103160

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{281}}^1$

素因数の和:448

約数の個数: 64

約数和(自身を含む): 157762080

約数和(自身を除く): 89658920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 83, 146, 166, 281, 292, 332, 365, 415, 562, 584, 664, 730, 830, 1124, 1405, 1460, 1660, 2248, 2810, 2920, 3320, 5620, 6059, 11240, 12118, 20513, 23323, 24236, 30295, 41026, 46646, 48472, 60590, 82052, 93292, 102565, 116615, 121180, 164104, 186584, 205130, 233230, 242360, 410260, 466460, 820520, 932920, 1702579, 3405158, 6810316, 8512895, 13620632, 17025790, 34051580, 68103160]

約数ペア:

[(1, 68103160), (2, 34051580), (4, 17025790), (5, 13620632), (8, 8512895), (10, 6810316), (20, 3405158), (40, 1702579), (73, 932920), (83, 820520), (146, 466460), (166, 410260), (281, 242360), (292, 233230), (332, 205130), (365, 186584), (415, 164104), (562, 121180), (584, 116615), (664, 102565), (730, 93292), (830, 82052), (1124, 60590), (1405, 48472), (1460, 46646), (1660, 41026), (2248, 30295), (2810, 24236), (2920, 23323), (3320, 20513), (5620, 12118), (6059, 11240)]