1088893910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{1721}}^1$

素因数の和:1929

約数の個数: 64

約数和(自身を含む): 2194020864

約数和(自身を除く): 1105126954

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 157, 310, 314, 403, 785, 806, 1570, 1721, 2015, 2041, 3442, 4030, 4082, 4867, 8605, 9734, 10205, 17210, 20410, 22373, 24335, 44746, 48670, 53351, 63271, 106702, 111865, 126542, 223730, 266755, 270197, 316355, 533510, 540394, 632710, 693563, 1350985, 1387126, 2701970, 3467815, 3512561, 6935630, 7025122, 8376107, 16752214, 17562805, 35125610, 41880535, 83761070, 108889391, 217778782, 544446955, 1088893910]

約数ペア:

[(1, 1088893910), (2, 544446955), (5, 217778782), (10, 108889391), (13, 83761070), (26, 41880535), (31, 35125610), (62, 17562805), (65, 16752214), (130, 8376107), (155, 7025122), (157, 6935630), (310, 3512561), (314, 3467815), (403, 2701970), (785, 1387126), (806, 1350985), (1570, 693563), (1721, 632710), (2015, 540394), (2041, 533510), (3442, 316355), (4030, 270197), (4082, 266755), (4867, 223730), (8605, 126542), (9734, 111865), (10205, 106702), (17210, 63271), (20410, 53351), (22373, 48670), (24335, 44746)]