25022816

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^2\times {\mathrm{661}}^1$

素因数の和:704

約数の個数: 72

約数和(自身を含む): 61057584

約数和(自身を除く): 36034768

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 169, 182, 208, 224, 338, 364, 416, 661, 676, 728, 1183, 1322, 1352, 1456, 2366, 2644, 2704, 2912, 4627, 4732, 5288, 5408, 8593, 9254, 9464, 10576, 17186, 18508, 18928, 21152, 34372, 37016, 37856, 60151, 68744, 74032, 111709, 120302, 137488, 148064, 223418, 240604, 274976, 446836, 481208, 781963, 893672, 962416, 1563926, 1787344, 1924832, 3127852, 3574688, 6255704, 12511408, 25022816]

約数ペア:

[(1, 25022816), (2, 12511408), (4, 6255704), (7, 3574688), (8, 3127852), (13, 1924832), (14, 1787344), (16, 1563926), (26, 962416), (28, 893672), (32, 781963), (52, 481208), (56, 446836), (91, 274976), (104, 240604), (112, 223418), (169, 148064), (182, 137488), (208, 120302), (224, 111709), (338, 74032), (364, 68744), (416, 60151), (661, 37856), (676, 37016), (728, 34372), (1183, 21152), (1322, 18928), (1352, 18508), (1456, 17186), (2366, 10576), (2644, 9464), (2704, 9254), (2912, 8593), (4627, 5408), (4732, 5288)]