64367200

素因数分解:

$2^5\times 5^2\times {\mathrm{61}}^1\times {\mathrm{1319}}^1$

素因数の和:1400

約数の個数: 72

約数和(自身を含む): 159833520

約数和(自身を除く): 95466320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 61, 80, 100, 122, 160, 200, 244, 305, 400, 488, 610, 800, 976, 1220, 1319, 1525, 1952, 2440, 2638, 3050, 4880, 5276, 6100, 6595, 9760, 10552, 12200, 13190, 21104, 24400, 26380, 32975, 42208, 48800, 52760, 65950, 80459, 105520, 131900, 160918, 211040, 263800, 321836, 402295, 527600, 643672, 804590, 1055200, 1287344, 1609180, 2011475, 2574688, 3218360, 4022950, 6436720, 8045900, 12873440, 16091800, 32183600, 64367200]

約数ペア:

[(1, 64367200), (2, 32183600), (4, 16091800), (5, 12873440), (8, 8045900), (10, 6436720), (16, 4022950), (20, 3218360), (25, 2574688), (32, 2011475), (40, 1609180), (50, 1287344), (61, 1055200), (80, 804590), (100, 643672), (122, 527600), (160, 402295), (200, 321836), (244, 263800), (305, 211040), (400, 160918), (488, 131900), (610, 105520), (800, 80459), (976, 65950), (1220, 52760), (1319, 48800), (1525, 42208), (1952, 32975), (2440, 26380), (2638, 24400), (3050, 21104), (4880, 13190), (5276, 12200), (6100, 10552), (6595, 9760)]