128528296

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{523}}^1$

素因数の和:698

約数の個数: 64

約数和(自身を含む): 277300800

約数和(自身を除く): 148772504

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 139, 221, 278, 442, 523, 556, 884, 1046, 1112, 1768, 1807, 2092, 2363, 3614, 4184, 4726, 6799, 7228, 8891, 9452, 13598, 14456, 17782, 18904, 27196, 30719, 35564, 54392, 61438, 71128, 72697, 115583, 122876, 145394, 231166, 245752, 290788, 462332, 581576, 924664, 945061, 1235849, 1890122, 2471698, 3780244, 4943396, 7560488, 9886792, 16066037, 32132074, 64264148, 128528296]

約数ペア:

[(1, 128528296), (2, 64264148), (4, 32132074), (8, 16066037), (13, 9886792), (17, 7560488), (26, 4943396), (34, 3780244), (52, 2471698), (68, 1890122), (104, 1235849), (136, 945061), (139, 924664), (221, 581576), (278, 462332), (442, 290788), (523, 245752), (556, 231166), (884, 145394), (1046, 122876), (1112, 115583), (1768, 72697), (1807, 71128), (2092, 61438), (2363, 54392), (3614, 35564), (4184, 30719), (4726, 27196), (6799, 18904), (7228, 17782), (8891, 14456), (9452, 13598)]