31820568

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1291}}^1$

素因数の和:1392

約数の個数: 64

約数和(自身を含む): 86822400

約数和(自身を除く): 55001832

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 79, 104, 156, 158, 237, 312, 316, 474, 632, 948, 1027, 1291, 1896, 2054, 2582, 3081, 3873, 4108, 5164, 6162, 7746, 8216, 10328, 12324, 15492, 16783, 24648, 30984, 33566, 50349, 67132, 100698, 101989, 134264, 201396, 203978, 305967, 402792, 407956, 611934, 815912, 1223868, 1325857, 2447736, 2651714, 3977571, 5303428, 7955142, 10606856, 15910284, 31820568]

約数ペア:

[(1, 31820568), (2, 15910284), (3, 10606856), (4, 7955142), (6, 5303428), (8, 3977571), (12, 2651714), (13, 2447736), (24, 1325857), (26, 1223868), (39, 815912), (52, 611934), (78, 407956), (79, 402792), (104, 305967), (156, 203978), (158, 201396), (237, 134264), (312, 101989), (316, 100698), (474, 67132), (632, 50349), (948, 33566), (1027, 30984), (1291, 24648), (1896, 16783), (2054, 15492), (2582, 12324), (3081, 10328), (3873, 8216), (4108, 7746), (5164, 6162)]