81796330

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{5591}}^1$

素因数の和:5635

約数の個数: 64

約数和(自身を含む): 193259520

約数和(自身を除く): 111463190

約数列:

[1, 2, 5, 7, 10, 11, 14, 19, 22, 35, 38, 55, 70, 77, 95, 110, 133, 154, 190, 209, 266, 385, 418, 665, 770, 1045, 1330, 1463, 2090, 2926, 5591, 7315, 11182, 14630, 27955, 39137, 55910, 61501, 78274, 106229, 123002, 195685, 212458, 307505, 391370, 430507, 531145, 615010, 743603, 861014, 1062290, 1168519, 1487206, 2152535, 2337038, 3718015, 4305070, 5842595, 7436030, 8179633, 11685190, 16359266, 40898165, 81796330]

約数ペア:

[(1, 81796330), (2, 40898165), (5, 16359266), (7, 11685190), (10, 8179633), (11, 7436030), (14, 5842595), (19, 4305070), (22, 3718015), (35, 2337038), (38, 2152535), (55, 1487206), (70, 1168519), (77, 1062290), (95, 861014), (110, 743603), (133, 615010), (154, 531145), (190, 430507), (209, 391370), (266, 307505), (385, 212458), (418, 195685), (665, 123002), (770, 106229), (1045, 78274), (1330, 61501), (1463, 55910), (2090, 39137), (2926, 27955), (5591, 14630), (7315, 11182)]