31385952

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1$

素因数の和:213

約数の個数: 144

約数和(自身を含む): 98240688

約数和(自身を除く): 66854736

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 83, 96, 101, 104, 117, 144, 156, 166, 202, 208, 234, 249, 288, 303, 312, 332, 404, 416, 468, 498, 606, 624, 664, 747, 808, 909, 936, 996, 1079, 1212, 1248, 1313, 1328, 1494, 1616, 1818, 1872, 1992, 2158, 2424, 2626, 2656, 2988, 3232, 3237, 3636, 3744, 3939, 3984, 4316, 4848, 5252, 5976, 6474, 7272, 7878, 7968, 8383, 8632, 9696, 9711, 10504, 11817, 11952, 12948, 14544, 15756, 16766, 17264, 19422, 21008, 23634, 23904, 25149, 25896, 29088, 31512, 33532, 34528, 38844, 42016, 47268, 50298, 51792, 63024, 67064, 75447, 77688, 94536, 100596, 103584, 108979, 126048, 134128, 150894, 155376, 189072, 201192, 217958, 268256, 301788, 310752, 326937, 378144, 402384, 435916, 603576, 653874, 804768, 871832, 980811, 1207152, 1307748, 1743664, 1961622, 2414304, 2615496, 3487328, 3923244, 5230992, 7846488, 10461984, 15692976, 31385952]

約数ペア:

[(1, 31385952), (2, 15692976), (3, 10461984), (4, 7846488), (6, 5230992), (8, 3923244), (9, 3487328), (12, 2615496), (13, 2414304), (16, 1961622), (18, 1743664), (24, 1307748), (26, 1207152), (32, 980811), (36, 871832), (39, 804768), (48, 653874), (52, 603576), (72, 435916), (78, 402384), (83, 378144), (96, 326937), (101, 310752), (104, 301788), (117, 268256), (144, 217958), (156, 201192), (166, 189072), (202, 155376), (208, 150894), (234, 134128), (249, 126048), (288, 108979), (303, 103584), (312, 100596), (332, 94536), (404, 77688), (416, 75447), (468, 67064), (498, 63024), (606, 51792), (624, 50298), (664, 47268), (747, 42016), (808, 38844), (909, 34528), (936, 33532), (996, 31512), (1079, 29088), (1212, 25896), (1248, 25149), (1313, 23904), (1328, 23634), (1494, 21008), (1616, 19422), (1818, 17264), (1872, 16766), (1992, 15756), (2158, 14544), (2424, 12948), (2626, 11952), (2656, 11817), (2988, 10504), (3232, 9711), (3237, 9696), (3636, 8632), (3744, 8383), (3939, 7968), (3984, 7878), (4316, 7272), (4848, 6474), (5252, 5976)]