268558208

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{1277}}^1$

素因数の和:1375

約数の個数: 64

約数和(自身を含む): 563137920

約数和(自身を除く): 294579712

約数列:

[1, 2, 4, 8, 16, 31, 32, 53, 62, 64, 106, 124, 128, 212, 248, 424, 496, 848, 992, 1277, 1643, 1696, 1984, 2554, 3286, 3392, 3968, 5108, 6572, 6784, 10216, 13144, 20432, 26288, 39587, 40864, 52576, 67681, 79174, 81728, 105152, 135362, 158348, 163456, 210304, 270724, 316696, 541448, 633392, 1082896, 1266784, 2098111, 2165792, 2533568, 4196222, 4331584, 5067136, 8392444, 8663168, 16784888, 33569776, 67139552, 134279104, 268558208]

約数ペア:

[(1, 268558208), (2, 134279104), (4, 67139552), (8, 33569776), (16, 16784888), (31, 8663168), (32, 8392444), (53, 5067136), (62, 4331584), (64, 4196222), (106, 2533568), (124, 2165792), (128, 2098111), (212, 1266784), (248, 1082896), (424, 633392), (496, 541448), (848, 316696), (992, 270724), (1277, 210304), (1643, 163456), (1696, 158348), (1984, 135362), (2554, 105152), (3286, 81728), (3392, 79174), (3968, 67681), (5108, 52576), (6572, 40864), (6784, 39587), (10216, 26288), (13144, 20432)]