128840881472

素因数分解:

$2^6\times {\mathrm{277}}^2\times {\mathrm{26237}}^1$

素因数の和:26803

約数の個数: 42

約数和(自身を含む): 256604727582

約数和(自身を除く): 127763846110

約数列:

[1, 2, 4, 8, 16, 32, 64, 277, 554, 1108, 2216, 4432, 8864, 17728, 26237, 52474, 76729, 104948, 153458, 209896, 306916, 419792, 613832, 839584, 1227664, 1679168, 2455328, 4910656, 7267649, 14535298, 29070596, 58141192, 116282384, 232564768, 465129536, 2013138773, 4026277546, 8052555092, 16105110184, 32210220368, 64420440736, 128840881472]

約数ペア:

[(1, 128840881472), (2, 64420440736), (4, 32210220368), (8, 16105110184), (16, 8052555092), (32, 4026277546), (64, 2013138773), (277, 465129536), (554, 232564768), (1108, 116282384), (2216, 58141192), (4432, 29070596), (8864, 14535298), (17728, 7267649), (26237, 4910656), (52474, 2455328), (76729, 1679168), (104948, 1227664), (153458, 839584), (209896, 613832), (306916, 419792)]