16159990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{677}}^1$

素因数の和:733

約数の個数: 64

約数和(自身を含む): 37490688

約数和(自身を除く): 21330698

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 31, 35, 55, 62, 70, 77, 110, 154, 155, 217, 310, 341, 385, 434, 677, 682, 770, 1085, 1354, 1705, 2170, 2387, 3385, 3410, 4739, 4774, 6770, 7447, 9478, 11935, 14894, 20987, 23695, 23870, 37235, 41974, 47390, 52129, 74470, 104258, 104935, 146909, 209870, 230857, 260645, 293818, 461714, 521290, 734545, 1154285, 1469090, 1615999, 2308570, 3231998, 8079995, 16159990]

約数ペア:

[(1, 16159990), (2, 8079995), (5, 3231998), (7, 2308570), (10, 1615999), (11, 1469090), (14, 1154285), (22, 734545), (31, 521290), (35, 461714), (55, 293818), (62, 260645), (70, 230857), (77, 209870), (110, 146909), (154, 104935), (155, 104258), (217, 74470), (310, 52129), (341, 47390), (385, 41974), (434, 37235), (677, 23870), (682, 23695), (770, 20987), (1085, 14894), (1354, 11935), (1705, 9478), (2170, 7447), (2387, 6770), (3385, 4774), (3410, 4739)]