25022776

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:256

約数の個数: 48

約数和(自身を含む): 50839200

約数和(自身を除く): 25816424

約数列:

[1, 2, 4, 8, 17, 34, 68, 79, 136, 137, 158, 274, 289, 316, 548, 578, 632, 1096, 1156, 1343, 2312, 2329, 2686, 4658, 5372, 9316, 10744, 10823, 18632, 21646, 22831, 39593, 43292, 45662, 79186, 86584, 91324, 158372, 182648, 183991, 316744, 367982, 735964, 1471928, 3127847, 6255694, 12511388, 25022776]

約数ペア:

[(1, 25022776), (2, 12511388), (4, 6255694), (8, 3127847), (17, 1471928), (34, 735964), (68, 367982), (79, 316744), (136, 183991), (137, 182648), (158, 158372), (274, 91324), (289, 86584), (316, 79186), (548, 45662), (578, 43292), (632, 39593), (1096, 22831), (1156, 21646), (1343, 18632), (2312, 10823), (2329, 10744), (2686, 9316), (4658, 5372)]