201528040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{8087}}^1$

素因数の和:8194

約数の個数: 64

約数和(自身を含む): 524102400

約数和(自身を除く): 322574360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 89, 140, 178, 280, 356, 445, 623, 712, 890, 1246, 1780, 2492, 3115, 3560, 4984, 6230, 8087, 12460, 16174, 24920, 32348, 40435, 56609, 64696, 80870, 113218, 161740, 226436, 283045, 323480, 452872, 566090, 719743, 1132180, 1439486, 2264360, 2878972, 3598715, 5038201, 5757944, 7197430, 10076402, 14394860, 20152804, 25191005, 28789720, 40305608, 50382010, 100764020, 201528040]

約数ペア:

[(1, 201528040), (2, 100764020), (4, 50382010), (5, 40305608), (7, 28789720), (8, 25191005), (10, 20152804), (14, 14394860), (20, 10076402), (28, 7197430), (35, 5757944), (40, 5038201), (56, 3598715), (70, 2878972), (89, 2264360), (140, 1439486), (178, 1132180), (280, 719743), (356, 566090), (445, 452872), (623, 323480), (712, 283045), (890, 226436), (1246, 161740), (1780, 113218), (2492, 80870), (3115, 64696), (3560, 56609), (4984, 40435), (6230, 32348), (8087, 24920), (12460, 16174)]