25436988

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{991}}^1$

素因数の和:1055

約数の個数: 72

約数和(自身を含む): 69328896

約数和(自身を除く): 43891908

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 31, 36, 46, 62, 69, 92, 93, 124, 138, 186, 207, 276, 279, 372, 414, 558, 713, 828, 991, 1116, 1426, 1982, 2139, 2852, 2973, 3964, 4278, 5946, 6417, 8556, 8919, 11892, 12834, 17838, 22793, 25668, 30721, 35676, 45586, 61442, 68379, 91172, 92163, 122884, 136758, 184326, 205137, 273516, 276489, 368652, 410274, 552978, 706583, 820548, 1105956, 1413166, 2119749, 2826332, 4239498, 6359247, 8478996, 12718494, 25436988]

約数ペア:

[(1, 25436988), (2, 12718494), (3, 8478996), (4, 6359247), (6, 4239498), (9, 2826332), (12, 2119749), (18, 1413166), (23, 1105956), (31, 820548), (36, 706583), (46, 552978), (62, 410274), (69, 368652), (92, 276489), (93, 273516), (124, 205137), (138, 184326), (186, 136758), (207, 122884), (276, 92163), (279, 91172), (372, 68379), (414, 61442), (558, 45586), (713, 35676), (828, 30721), (991, 25668), (1116, 22793), (1426, 17838), (1982, 12834), (2139, 11892), (2852, 8919), (2973, 8556), (3964, 6417), (4278, 5946)]