1128811775

素因数分解:

$5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{971}}^1$

素因数の和:1081

約数の個数: 72

約数和(自身を含む): 1779354864

約数和(自身を除く): 650543089

約数列:

[1, 5, 7, 13, 25, 35, 49, 65, 73, 91, 175, 245, 325, 365, 455, 511, 637, 949, 971, 1225, 1825, 2275, 2555, 3185, 3577, 4745, 4855, 6643, 6797, 12623, 12775, 15925, 17885, 23725, 24275, 33215, 33985, 46501, 47579, 63115, 70883, 88361, 89425, 166075, 169925, 232505, 237895, 315575, 354415, 441805, 496181, 618527, 921479, 1162525, 1189475, 1772075, 2209025, 2480905, 3092635, 3473267, 4607395, 6450353, 12404525, 15463175, 17366335, 23036975, 32251765, 45152471, 86831675, 161258825, 225762355, 1128811775]

約数ペア:

[(1, 1128811775), (5, 225762355), (7, 161258825), (13, 86831675), (25, 45152471), (35, 32251765), (49, 23036975), (65, 17366335), (73, 15463175), (91, 12404525), (175, 6450353), (245, 4607395), (325, 3473267), (365, 3092635), (455, 2480905), (511, 2209025), (637, 1772075), (949, 1189475), (971, 1162525), (1225, 921479), (1825, 618527), (2275, 496181), (2555, 441805), (3185, 354415), (3577, 315575), (4745, 237895), (4855, 232505), (6643, 169925), (6797, 166075), (12623, 89425), (12775, 88361), (15925, 70883), (17885, 63115), (23725, 47579), (24275, 46501), (33215, 33985)]