208218170

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{179}}^1\times {\mathrm{1307}}^1$

素因数の和:1582

約数の個数: 32

約数和(自身を含む): 381412800

約数和(自身を除く): 173194630

約数列:

[1, 2, 5, 10, 89, 178, 179, 358, 445, 890, 895, 1307, 1790, 2614, 6535, 13070, 15931, 31862, 79655, 116323, 159310, 232646, 233953, 467906, 581615, 1163230, 1169765, 2339530, 20821817, 41643634, 104109085, 208218170]

約数ペア:

[(1, 208218170), (2, 104109085), (5, 41643634), (10, 20821817), (89, 2339530), (178, 1169765), (179, 1163230), (358, 581615), (445, 467906), (890, 233953), (895, 232646), (1307, 159310), (1790, 116323), (2614, 79655), (6535, 31862), (13070, 15931)]