31265988

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:201

約数の個数: 96

約数和(自身を含む): 82790400

約数和(自身を除く): 51524412

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 43, 52, 59, 78, 79, 86, 118, 129, 156, 158, 172, 177, 236, 237, 258, 316, 354, 474, 516, 559, 708, 767, 948, 1027, 1118, 1534, 1677, 2054, 2236, 2301, 2537, 3068, 3081, 3354, 3397, 4108, 4602, 4661, 5074, 6162, 6708, 6794, 7611, 9204, 9322, 10148, 10191, 12324, 13588, 13983, 15222, 18644, 20382, 27966, 30444, 32981, 40764, 44161, 55932, 60593, 65962, 88322, 98943, 121186, 131924, 132483, 176644, 181779, 197886, 200423, 242372, 264966, 363558, 395772, 400846, 529932, 601269, 727116, 801692, 1202538, 2405076, 2605499, 5210998, 7816497, 10421996, 15632994, 31265988]

約数ペア:

[(1, 31265988), (2, 15632994), (3, 10421996), (4, 7816497), (6, 5210998), (12, 2605499), (13, 2405076), (26, 1202538), (39, 801692), (43, 727116), (52, 601269), (59, 529932), (78, 400846), (79, 395772), (86, 363558), (118, 264966), (129, 242372), (156, 200423), (158, 197886), (172, 181779), (177, 176644), (236, 132483), (237, 131924), (258, 121186), (316, 98943), (354, 88322), (474, 65962), (516, 60593), (559, 55932), (708, 44161), (767, 40764), (948, 32981), (1027, 30444), (1118, 27966), (1534, 20382), (1677, 18644), (2054, 15222), (2236, 13983), (2301, 13588), (2537, 12324), (3068, 10191), (3081, 10148), (3354, 9322), (3397, 9204), (4108, 7611), (4602, 6794), (4661, 6708), (5074, 6162)]