66859870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2801}}^1$

素因数の和:2857

約数の個数: 64

約数和(自身を含む): 154939392

約数和(自身を除く): 88079522

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, 682, 770, 1085, 1705, 2170, 2387, 2801, 3410, 4774, 5602, 11935, 14005, 19607, 23870, 28010, 30811, 39214, 61622, 86831, 98035, 154055, 173662, 196070, 215677, 308110, 431354, 434155, 607817, 868310, 955141, 1078385, 1215634, 1910282, 2156770, 3039085, 4775705, 6078170, 6685987, 9551410, 13371974, 33429935, 66859870]

約数ペア:

[(1, 66859870), (2, 33429935), (5, 13371974), (7, 9551410), (10, 6685987), (11, 6078170), (14, 4775705), (22, 3039085), (31, 2156770), (35, 1910282), (55, 1215634), (62, 1078385), (70, 955141), (77, 868310), (110, 607817), (154, 434155), (155, 431354), (217, 308110), (310, 215677), (341, 196070), (385, 173662), (434, 154055), (682, 98035), (770, 86831), (1085, 61622), (1705, 39214), (2170, 30811), (2387, 28010), (2801, 23870), (3410, 19607), (4774, 14005), (5602, 11935)]