80946780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{18481}}^1$

素因数の和:18566

約数の個数: 48

約数和(自身を含む): 229768224

約数和(自身を除く): 148821444

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 73, 146, 219, 292, 365, 438, 730, 876, 1095, 1460, 2190, 4380, 18481, 36962, 55443, 73924, 92405, 110886, 184810, 221772, 277215, 369620, 554430, 1108860, 1349113, 2698226, 4047339, 5396452, 6745565, 8094678, 13491130, 16189356, 20236695, 26982260, 40473390, 80946780]

約数ペア:

[(1, 80946780), (2, 40473390), (3, 26982260), (4, 20236695), (5, 16189356), (6, 13491130), (10, 8094678), (12, 6745565), (15, 5396452), (20, 4047339), (30, 2698226), (60, 1349113), (73, 1108860), (146, 554430), (219, 369620), (292, 277215), (365, 221772), (438, 184810), (730, 110886), (876, 92405), (1095, 73924), (1460, 55443), (2190, 36962), (4380, 18481)]