1313192800

素因数分解:

$2^5\times 5^2\times {\mathrm{83}}^1\times {\mathrm{19777}}^1$

素因数の和:19880

約数の個数: 72

約数和(自身を含む): 3244620456

約数和(自身を除く): 1931427656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 83, 100, 160, 166, 200, 332, 400, 415, 664, 800, 830, 1328, 1660, 2075, 2656, 3320, 4150, 6640, 8300, 13280, 16600, 19777, 33200, 39554, 66400, 79108, 98885, 158216, 197770, 316432, 395540, 494425, 632864, 791080, 988850, 1582160, 1641491, 1977700, 3164320, 3282982, 3955400, 6565964, 7910800, 8207455, 13131928, 15821600, 16414910, 26263856, 32829820, 41037275, 52527712, 65659640, 82074550, 131319280, 164149100, 262638560, 328298200, 656596400, 1313192800]

約数ペア:

[(1, 1313192800), (2, 656596400), (4, 328298200), (5, 262638560), (8, 164149100), (10, 131319280), (16, 82074550), (20, 65659640), (25, 52527712), (32, 41037275), (40, 32829820), (50, 26263856), (80, 16414910), (83, 15821600), (100, 13131928), (160, 8207455), (166, 7910800), (200, 6565964), (332, 3955400), (400, 3282982), (415, 3164320), (664, 1977700), (800, 1641491), (830, 1582160), (1328, 988850), (1660, 791080), (2075, 632864), (2656, 494425), (3320, 395540), (4150, 316432), (6640, 197770), (8300, 158216), (13280, 98885), (16600, 79108), (19777, 66400), (33200, 39554)]