25668800

素因数分解:

$2^6\times 5^2\times {\mathrm{61}}^1\times {\mathrm{263}}^1$

素因数の和:346

約数の個数: 84

約数和(自身を含む): 64440816

約数和(自身を除く): 38772016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 61, 64, 80, 100, 122, 160, 200, 244, 263, 305, 320, 400, 488, 526, 610, 800, 976, 1052, 1220, 1315, 1525, 1600, 1952, 2104, 2440, 2630, 3050, 3904, 4208, 4880, 5260, 6100, 6575, 8416, 9760, 10520, 12200, 13150, 16043, 16832, 19520, 21040, 24400, 26300, 32086, 42080, 48800, 52600, 64172, 80215, 84160, 97600, 105200, 128344, 160430, 210400, 256688, 320860, 401075, 420800, 513376, 641720, 802150, 1026752, 1283440, 1604300, 2566880, 3208600, 5133760, 6417200, 12834400, 25668800]

約数ペア:

[(1, 25668800), (2, 12834400), (4, 6417200), (5, 5133760), (8, 3208600), (10, 2566880), (16, 1604300), (20, 1283440), (25, 1026752), (32, 802150), (40, 641720), (50, 513376), (61, 420800), (64, 401075), (80, 320860), (100, 256688), (122, 210400), (160, 160430), (200, 128344), (244, 105200), (263, 97600), (305, 84160), (320, 80215), (400, 64172), (488, 52600), (526, 48800), (610, 42080), (800, 32086), (976, 26300), (1052, 24400), (1220, 21040), (1315, 19520), (1525, 16832), (1600, 16043), (1952, 13150), (2104, 12200), (2440, 10520), (2630, 9760), (3050, 8416), (3904, 6575), (4208, 6100), (4880, 5260)]