90139504

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61909}}^1$

素因数の和:61937

約数の個数: 40

約数和(自身を含む): 214951520

約数和(自身を除く): 124812016

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 61909, 123818, 247636, 433363, 495272, 804817, 866726, 990544, 1609634, 1733452, 3219268, 3466904, 5633719, 6438536, 6933808, 11267438, 12877072, 22534876, 45069752, 90139504]

約数ペア:

[(1, 90139504), (2, 45069752), (4, 22534876), (7, 12877072), (8, 11267438), (13, 6933808), (14, 6438536), (16, 5633719), (26, 3466904), (28, 3219268), (52, 1733452), (56, 1609634), (91, 990544), (104, 866726), (112, 804817), (182, 495272), (208, 433363), (364, 247636), (728, 123818), (1456, 61909)]