128548472

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{881}}^1$

素因数の和:984

約数の個数: 64

約数和(自身を含む): 275607360

約数和(自身を除く): 147058888

約数列:

[1, 2, 4, 8, 13, 23, 26, 46, 52, 61, 92, 104, 122, 184, 244, 299, 488, 598, 793, 881, 1196, 1403, 1586, 1762, 2392, 2806, 3172, 3524, 5612, 6344, 7048, 11224, 11453, 18239, 20263, 22906, 36478, 40526, 45812, 53741, 72956, 81052, 91624, 107482, 145912, 162104, 214964, 263419, 429928, 526838, 698633, 1053676, 1236043, 1397266, 2107352, 2472086, 2794532, 4944172, 5589064, 9888344, 16068559, 32137118, 64274236, 128548472]

約数ペア:

[(1, 128548472), (2, 64274236), (4, 32137118), (8, 16068559), (13, 9888344), (23, 5589064), (26, 4944172), (46, 2794532), (52, 2472086), (61, 2107352), (92, 1397266), (104, 1236043), (122, 1053676), (184, 698633), (244, 526838), (299, 429928), (488, 263419), (598, 214964), (793, 162104), (881, 145912), (1196, 107482), (1403, 91624), (1586, 81052), (1762, 72956), (2392, 53741), (2806, 45812), (3172, 40526), (3524, 36478), (5612, 22906), (6344, 20263), (7048, 18239), (11224, 11453)]