157579760

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{547}}^1$

素因数の和:850

約数の個数: 80

約数和(自身を含む): 396703776

約数和(自身を除く): 239124016

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 277, 520, 547, 554, 1040, 1094, 1108, 1385, 2188, 2216, 2735, 2770, 3601, 4376, 4432, 5470, 5540, 7111, 7202, 8752, 10940, 11080, 14222, 14404, 18005, 21880, 22160, 28444, 28808, 35555, 36010, 43760, 56888, 57616, 71110, 72020, 113776, 142220, 144040, 151519, 284440, 288080, 303038, 568880, 606076, 757595, 1212152, 1515190, 1969747, 2424304, 3030380, 3939494, 6060760, 7878988, 9848735, 12121520, 15757976, 19697470, 31515952, 39394940, 78789880, 157579760]

約数ペア:

[(1, 157579760), (2, 78789880), (4, 39394940), (5, 31515952), (8, 19697470), (10, 15757976), (13, 12121520), (16, 9848735), (20, 7878988), (26, 6060760), (40, 3939494), (52, 3030380), (65, 2424304), (80, 1969747), (104, 1515190), (130, 1212152), (208, 757595), (260, 606076), (277, 568880), (520, 303038), (547, 288080), (554, 284440), (1040, 151519), (1094, 144040), (1108, 142220), (1385, 113776), (2188, 72020), (2216, 71110), (2735, 57616), (2770, 56888), (3601, 43760), (4376, 36010), (4432, 35555), (5470, 28808), (5540, 28444), (7111, 22160), (7202, 21880), (8752, 18005), (10940, 14404), (11080, 14222)]