84905590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{3557}}^1$

素因数の和:3613

約数の個数: 64

約数和(自身を含む): 196743168

約数和(自身を除く): 111837578

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, 3410, 3557, 4774, 7114, 11935, 17785, 23870, 24899, 35570, 39127, 49798, 78254, 110267, 124495, 195635, 220534, 248990, 273889, 391270, 547778, 551335, 771869, 1102670, 1212937, 1369445, 1543738, 2425874, 2738890, 3859345, 6064685, 7718690, 8490559, 12129370, 16981118, 42452795, 84905590]

約数ペア:

[(1, 84905590), (2, 42452795), (5, 16981118), (7, 12129370), (10, 8490559), (11, 7718690), (14, 6064685), (22, 3859345), (31, 2738890), (35, 2425874), (55, 1543738), (62, 1369445), (70, 1212937), (77, 1102670), (110, 771869), (154, 551335), (155, 547778), (217, 391270), (310, 273889), (341, 248990), (385, 220534), (434, 195635), (682, 124495), (770, 110267), (1085, 78254), (1705, 49798), (2170, 39127), (2387, 35570), (3410, 24899), (3557, 23870), (4774, 17785), (7114, 11935)]