280528064660

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{18869}}^1\times {\mathrm{25633}}^1$

素因数の和:44540

約数の個数: 48

約数和(自身を含む): 609479110800

約数和(自身を除く): 328951046140

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 18869, 25633, 37738, 51266, 75476, 94345, 102532, 128165, 188690, 256330, 377380, 512660, 547201, 743357, 1094402, 1486714, 2188804, 2736005, 2973428, 3716785, 5472010, 7433570, 10944020, 14867140, 483669077, 967338154, 1934676308, 2418345385, 4836690770, 9673381540, 14026403233, 28052806466, 56105612932, 70132016165, 140264032330, 280528064660]

約数ペア:

[(1, 280528064660), (2, 140264032330), (4, 70132016165), (5, 56105612932), (10, 28052806466), (20, 14026403233), (29, 9673381540), (58, 4836690770), (116, 2418345385), (145, 1934676308), (290, 967338154), (580, 483669077), (18869, 14867140), (25633, 10944020), (37738, 7433570), (51266, 5472010), (75476, 3716785), (94345, 2973428), (102532, 2736005), (128165, 2188804), (188690, 1486714), (256330, 1094402), (377380, 743357), (512660, 547201)]