155261888

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{563}}^1$

素因数の和:745

約数の個数: 56

約数和(自身を含む): 320893440

約数和(自身を除く): 165631552

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 139, 248, 278, 496, 556, 563, 992, 1112, 1126, 1984, 2224, 2252, 4309, 4448, 4504, 8618, 8896, 9008, 17236, 17453, 18016, 34472, 34906, 36032, 68944, 69812, 78257, 137888, 139624, 156514, 275776, 279248, 313028, 558496, 626056, 1116992, 1252112, 2425967, 2504224, 4851934, 5008448, 9703868, 19407736, 38815472, 77630944, 155261888]

約数ペア:

[(1, 155261888), (2, 77630944), (4, 38815472), (8, 19407736), (16, 9703868), (31, 5008448), (32, 4851934), (62, 2504224), (64, 2425967), (124, 1252112), (139, 1116992), (248, 626056), (278, 558496), (496, 313028), (556, 279248), (563, 275776), (992, 156514), (1112, 139624), (1126, 137888), (1984, 78257), (2224, 69812), (2252, 68944), (4309, 36032), (4448, 34906), (4504, 34472), (8618, 18016), (8896, 17453), (9008, 17236)]