25920402

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:215

約数の個数: 64

約数和(自身を含む): 57286656

約数和(自身を除く): 31366254

約数列:

[1, 2, 3, 6, 23, 31, 46, 62, 69, 73, 83, 93, 138, 146, 166, 186, 219, 249, 438, 498, 713, 1426, 1679, 1909, 2139, 2263, 2573, 3358, 3818, 4278, 4526, 5037, 5146, 5727, 6059, 6789, 7719, 10074, 11454, 12118, 13578, 15438, 18177, 36354, 52049, 59179, 104098, 118358, 139357, 156147, 177537, 187829, 278714, 312294, 355074, 375658, 418071, 563487, 836142, 1126974, 4320067, 8640134, 12960201, 25920402]

約数ペア:

[(1, 25920402), (2, 12960201), (3, 8640134), (6, 4320067), (23, 1126974), (31, 836142), (46, 563487), (62, 418071), (69, 375658), (73, 355074), (83, 312294), (93, 278714), (138, 187829), (146, 177537), (166, 156147), (186, 139357), (219, 118358), (249, 104098), (438, 59179), (498, 52049), (713, 36354), (1426, 18177), (1679, 15438), (1909, 13578), (2139, 12118), (2263, 11454), (2573, 10074), (3358, 7719), (3818, 6789), (4278, 6059), (4526, 5727), (5037, 5146)]