51781408

素因数分解:

$2^5\times 7^1\times {\mathrm{31}}^1\times {\mathrm{7457}}^1$

素因数の和:7505

約数の個数: 48

約数和(自身を含む): 120282624

約数和(自身を除く): 68501216

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 112, 124, 217, 224, 248, 434, 496, 868, 992, 1736, 3472, 6944, 7457, 14914, 29828, 52199, 59656, 104398, 119312, 208796, 231167, 238624, 417592, 462334, 835184, 924668, 1618169, 1670368, 1849336, 3236338, 3698672, 6472676, 7397344, 12945352, 25890704, 51781408]

約数ペア:

[(1, 51781408), (2, 25890704), (4, 12945352), (7, 7397344), (8, 6472676), (14, 3698672), (16, 3236338), (28, 1849336), (31, 1670368), (32, 1618169), (56, 924668), (62, 835184), (112, 462334), (124, 417592), (217, 238624), (224, 231167), (248, 208796), (434, 119312), (496, 104398), (868, 59656), (992, 52199), (1736, 29828), (3472, 14914), (6944, 7457)]