28889600

素因数分解:

$2^9\times 5^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:126

約数の個数: 120

約数和(自身を含む): 74715828

約数和(自身を除く): 45826228

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 37, 40, 50, 61, 64, 74, 80, 100, 122, 128, 148, 160, 185, 200, 244, 256, 296, 305, 320, 370, 400, 488, 512, 592, 610, 640, 740, 800, 925, 976, 1184, 1220, 1280, 1480, 1525, 1600, 1850, 1952, 2257, 2368, 2440, 2560, 2960, 3050, 3200, 3700, 3904, 4514, 4736, 4880, 5920, 6100, 6400, 7400, 7808, 9028, 9472, 9760, 11285, 11840, 12200, 12800, 14800, 15616, 18056, 18944, 19520, 22570, 23680, 24400, 29600, 31232, 36112, 39040, 45140, 47360, 48800, 56425, 59200, 72224, 78080, 90280, 94720, 97600, 112850, 118400, 144448, 156160, 180560, 195200, 225700, 236800, 288896, 361120, 390400, 451400, 473600, 577792, 722240, 780800, 902800, 1155584, 1444480, 1805600, 2888960, 3611200, 5777920, 7222400, 14444800, 28889600]

約数ペア:

[(1, 28889600), (2, 14444800), (4, 7222400), (5, 5777920), (8, 3611200), (10, 2888960), (16, 1805600), (20, 1444480), (25, 1155584), (32, 902800), (37, 780800), (40, 722240), (50, 577792), (61, 473600), (64, 451400), (74, 390400), (80, 361120), (100, 288896), (122, 236800), (128, 225700), (148, 195200), (160, 180560), (185, 156160), (200, 144448), (244, 118400), (256, 112850), (296, 97600), (305, 94720), (320, 90280), (370, 78080), (400, 72224), (488, 59200), (512, 56425), (592, 48800), (610, 47360), (640, 45140), (740, 39040), (800, 36112), (925, 31232), (976, 29600), (1184, 24400), (1220, 23680), (1280, 22570), (1480, 19520), (1525, 18944), (1600, 18056), (1850, 15616), (1952, 14800), (2257, 12800), (2368, 12200), (2440, 11840), (2560, 11285), (2960, 9760), (3050, 9472), (3200, 9028), (3700, 7808), (3904, 7400), (4514, 6400), (4736, 6100), (4880, 5920)]