98302720

素因数分解:

$2^8\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1259}}^1$

素因数の和:1341

約数の個数: 72

約数和(自身を含む): 239515920

約数和(自身を除く): 141213200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 256, 305, 320, 488, 610, 640, 976, 1220, 1259, 1280, 1952, 2440, 2518, 3904, 4880, 5036, 6295, 7808, 9760, 10072, 12590, 15616, 19520, 20144, 25180, 39040, 40288, 50360, 76799, 78080, 80576, 100720, 153598, 161152, 201440, 307196, 322304, 383995, 402880, 614392, 767990, 805760, 1228784, 1535980, 1611520, 2457568, 3071960, 4915136, 6143920, 9830272, 12287840, 19660544, 24575680, 49151360, 98302720]

約数ペア:

[(1, 98302720), (2, 49151360), (4, 24575680), (5, 19660544), (8, 12287840), (10, 9830272), (16, 6143920), (20, 4915136), (32, 3071960), (40, 2457568), (61, 1611520), (64, 1535980), (80, 1228784), (122, 805760), (128, 767990), (160, 614392), (244, 402880), (256, 383995), (305, 322304), (320, 307196), (488, 201440), (610, 161152), (640, 153598), (976, 100720), (1220, 80576), (1259, 78080), (1280, 76799), (1952, 50360), (2440, 40288), (2518, 39040), (3904, 25180), (4880, 20144), (5036, 19520), (6295, 15616), (7808, 12590), (9760, 10072)]