25278400

素因数分解:

$2^6\times 5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:127

約数の個数: 168

約数和(自身を含む): 74204576

約数和(自身を除く): 48926176

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 37, 40, 50, 56, 61, 64, 70, 74, 80, 100, 112, 122, 140, 148, 160, 175, 185, 200, 224, 244, 259, 280, 296, 305, 320, 350, 370, 400, 427, 448, 488, 518, 560, 592, 610, 700, 740, 800, 854, 925, 976, 1036, 1120, 1184, 1220, 1295, 1400, 1480, 1525, 1600, 1708, 1850, 1952, 2072, 2135, 2240, 2257, 2368, 2440, 2590, 2800, 2960, 3050, 3416, 3700, 3904, 4144, 4270, 4514, 4880, 5180, 5600, 5920, 6100, 6475, 6832, 7400, 8288, 8540, 9028, 9760, 10360, 10675, 11200, 11285, 11840, 12200, 12950, 13664, 14800, 15799, 16576, 17080, 18056, 19520, 20720, 21350, 22570, 24400, 25900, 27328, 29600, 31598, 34160, 36112, 41440, 42700, 45140, 48800, 51800, 56425, 59200, 63196, 68320, 72224, 78995, 82880, 85400, 90280, 97600, 103600, 112850, 126392, 136640, 144448, 157990, 170800, 180560, 207200, 225700, 252784, 315980, 341600, 361120, 394975, 414400, 451400, 505568, 631960, 683200, 722240, 789950, 902800, 1011136, 1263920, 1579900, 1805600, 2527840, 3159800, 3611200, 5055680, 6319600, 12639200, 25278400]

約数ペア:

[(1, 25278400), (2, 12639200), (4, 6319600), (5, 5055680), (7, 3611200), (8, 3159800), (10, 2527840), (14, 1805600), (16, 1579900), (20, 1263920), (25, 1011136), (28, 902800), (32, 789950), (35, 722240), (37, 683200), (40, 631960), (50, 505568), (56, 451400), (61, 414400), (64, 394975), (70, 361120), (74, 341600), (80, 315980), (100, 252784), (112, 225700), (122, 207200), (140, 180560), (148, 170800), (160, 157990), (175, 144448), (185, 136640), (200, 126392), (224, 112850), (244, 103600), (259, 97600), (280, 90280), (296, 85400), (305, 82880), (320, 78995), (350, 72224), (370, 68320), (400, 63196), (427, 59200), (448, 56425), (488, 51800), (518, 48800), (560, 45140), (592, 42700), (610, 41440), (700, 36112), (740, 34160), (800, 31598), (854, 29600), (925, 27328), (976, 25900), (1036, 24400), (1120, 22570), (1184, 21350), (1220, 20720), (1295, 19520), (1400, 18056), (1480, 17080), (1525, 16576), (1600, 15799), (1708, 14800), (1850, 13664), (1952, 12950), (2072, 12200), (2135, 11840), (2240, 11285), (2257, 11200), (2368, 10675), (2440, 10360), (2590, 9760), (2800, 9028), (2960, 8540), (3050, 8288), (3416, 7400), (3700, 6832), (3904, 6475), (4144, 6100), (4270, 5920), (4514, 5600), (4880, 5180)]