89840800

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{263}}^1$

素因数の和:351

約数の個数: 144

約数和(自身を含む): 255733632

約数和(自身を除く): 165892832

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 61, 70, 80, 100, 112, 122, 140, 160, 175, 200, 224, 244, 263, 280, 305, 350, 400, 427, 488, 526, 560, 610, 700, 800, 854, 976, 1052, 1120, 1220, 1315, 1400, 1525, 1708, 1841, 1952, 2104, 2135, 2440, 2630, 2800, 3050, 3416, 3682, 4208, 4270, 4880, 5260, 5600, 6100, 6575, 6832, 7364, 8416, 8540, 9205, 9760, 10520, 10675, 12200, 13150, 13664, 14728, 16043, 17080, 18410, 21040, 21350, 24400, 26300, 29456, 32086, 34160, 36820, 42080, 42700, 46025, 48800, 52600, 58912, 64172, 68320, 73640, 80215, 85400, 92050, 105200, 112301, 128344, 147280, 160430, 170800, 184100, 210400, 224602, 256688, 294560, 320860, 341600, 368200, 401075, 449204, 513376, 561505, 641720, 736400, 802150, 898408, 1123010, 1283440, 1472800, 1604300, 1796816, 2246020, 2566880, 2807525, 3208600, 3593632, 4492040, 5615050, 6417200, 8984080, 11230100, 12834400, 17968160, 22460200, 44920400, 89840800]

約数ペア:

[(1, 89840800), (2, 44920400), (4, 22460200), (5, 17968160), (7, 12834400), (8, 11230100), (10, 8984080), (14, 6417200), (16, 5615050), (20, 4492040), (25, 3593632), (28, 3208600), (32, 2807525), (35, 2566880), (40, 2246020), (50, 1796816), (56, 1604300), (61, 1472800), (70, 1283440), (80, 1123010), (100, 898408), (112, 802150), (122, 736400), (140, 641720), (160, 561505), (175, 513376), (200, 449204), (224, 401075), (244, 368200), (263, 341600), (280, 320860), (305, 294560), (350, 256688), (400, 224602), (427, 210400), (488, 184100), (526, 170800), (560, 160430), (610, 147280), (700, 128344), (800, 112301), (854, 105200), (976, 92050), (1052, 85400), (1120, 80215), (1220, 73640), (1315, 68320), (1400, 64172), (1525, 58912), (1708, 52600), (1841, 48800), (1952, 46025), (2104, 42700), (2135, 42080), (2440, 36820), (2630, 34160), (2800, 32086), (3050, 29456), (3416, 26300), (3682, 24400), (4208, 21350), (4270, 21040), (4880, 18410), (5260, 17080), (5600, 16043), (6100, 14728), (6575, 13664), (6832, 13150), (7364, 12200), (8416, 10675), (8540, 10520), (9205, 9760)]