15800778880

素因数分解:

$2^7\times 5^1\times {\mathrm{4019}}^1\times {\mathrm{6143}}^1$

素因数の和:10181

約数の個数: 64

約数和(自身を含む): 37789286400

約数和(自身を除く): 21988507520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 4019, 6143, 8038, 12286, 16076, 20095, 24572, 30715, 32152, 40190, 49144, 61430, 64304, 80380, 98288, 122860, 128608, 160760, 196576, 245720, 257216, 321520, 393152, 491440, 514432, 643040, 786304, 982880, 1286080, 1965760, 2572160, 3931520, 24688717, 49377434, 98754868, 123443585, 197509736, 246887170, 395019472, 493774340, 790038944, 987548680, 1580077888, 1975097360, 3160155776, 3950194720, 7900389440, 15800778880]

約数ペア:

[(1, 15800778880), (2, 7900389440), (4, 3950194720), (5, 3160155776), (8, 1975097360), (10, 1580077888), (16, 987548680), (20, 790038944), (32, 493774340), (40, 395019472), (64, 246887170), (80, 197509736), (128, 123443585), (160, 98754868), (320, 49377434), (640, 24688717), (4019, 3931520), (6143, 2572160), (8038, 1965760), (12286, 1286080), (16076, 982880), (20095, 786304), (24572, 643040), (30715, 514432), (32152, 491440), (40190, 393152), (49144, 321520), (61430, 257216), (64304, 245720), (80380, 196576), (98288, 160760), (122860, 128608)]