81416404685

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1\times {\mathrm{17183}}^1$

素因数の和:17634

約数の個数: 64

約数和(自身を含む): 126060724224

約数和(自身を除く): 44644319539

約数列:

[1, 5, 7, 11, 31, 35, 55, 77, 155, 217, 341, 385, 397, 1085, 1705, 1985, 2387, 2779, 4367, 11935, 12307, 13895, 17183, 21835, 30569, 61535, 85915, 86149, 120281, 135377, 152845, 189013, 430745, 532673, 601405, 676885, 945065, 947639, 1323091, 2663365, 3728711, 4738195, 5859403, 6615455, 6821651, 18643555, 29297015, 34108255, 41015821, 47751557, 75038161, 205079105, 211471181, 238757785, 375190805, 525267127, 1057355905, 1480298267, 2326182991, 2626335635, 7401491335, 11630914955, 16283280937, 81416404685]

約数ペア:

[(1, 81416404685), (5, 16283280937), (7, 11630914955), (11, 7401491335), (31, 2626335635), (35, 2326182991), (55, 1480298267), (77, 1057355905), (155, 525267127), (217, 375190805), (341, 238757785), (385, 211471181), (397, 205079105), (1085, 75038161), (1705, 47751557), (1985, 41015821), (2387, 34108255), (2779, 29297015), (4367, 18643555), (11935, 6821651), (12307, 6615455), (13895, 5859403), (17183, 4738195), (21835, 3728711), (30569, 2663365), (61535, 1323091), (85915, 947639), (86149, 945065), (120281, 676885), (135377, 601405), (152845, 532673), (189013, 430745)]