87060740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19697}}^1$

素因数の和:19736

約数の個数: 48

約数和(自身を含む): 208483632

約数和(自身を除く): 121422892

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 19697, 39394, 78788, 98485, 196970, 256061, 334849, 393940, 512122, 669698, 1024244, 1280305, 1339396, 1674245, 2560610, 3348490, 4353037, 5121220, 6696980, 8706074, 17412148, 21765185, 43530370, 87060740]

約数ペア:

[(1, 87060740), (2, 43530370), (4, 21765185), (5, 17412148), (10, 8706074), (13, 6696980), (17, 5121220), (20, 4353037), (26, 3348490), (34, 2560610), (52, 1674245), (65, 1339396), (68, 1280305), (85, 1024244), (130, 669698), (170, 512122), (221, 393940), (260, 334849), (340, 256061), (442, 196970), (884, 98485), (1105, 78788), (2210, 39394), (4420, 19697)]