397600

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{71}}^1$

素因数の和:98

約数の個数: 72

約数和(自身を含む): 1124928

約数和(自身を除く): 727328

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 71, 80, 100, 112, 140, 142, 160, 175, 200, 224, 280, 284, 350, 355, 400, 497, 560, 568, 700, 710, 800, 994, 1120, 1136, 1400, 1420, 1775, 1988, 2272, 2485, 2800, 2840, 3550, 3976, 4970, 5600, 5680, 7100, 7952, 9940, 11360, 12425, 14200, 15904, 19880, 24850, 28400, 39760, 49700, 56800, 79520, 99400, 198800, 397600]

約数ペア:

[(1, 397600), (2, 198800), (4, 99400), (5, 79520), (7, 56800), (8, 49700), (10, 39760), (14, 28400), (16, 24850), (20, 19880), (25, 15904), (28, 14200), (32, 12425), (35, 11360), (40, 9940), (50, 7952), (56, 7100), (70, 5680), (71, 5600), (80, 4970), (100, 3976), (112, 3550), (140, 2840), (142, 2800), (160, 2485), (175, 2272), (200, 1988), (224, 1775), (280, 1420), (284, 1400), (350, 1136), (355, 1120), (400, 994), (497, 800), (560, 710), (568, 700)]