155687660

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{6547}}^1$

素因数の和:6626

約数の個数: 48

約数和(自身を含む): 346520160

約数和(自身を除く): 190832500

約数列:

[1, 2, 4, 5, 10, 20, 29, 41, 58, 82, 116, 145, 164, 205, 290, 410, 580, 820, 1189, 2378, 4756, 5945, 6547, 11890, 13094, 23780, 26188, 32735, 65470, 130940, 189863, 268427, 379726, 536854, 759452, 949315, 1073708, 1342135, 1898630, 2684270, 3797260, 5368540, 7784383, 15568766, 31137532, 38921915, 77843830, 155687660]

約数ペア:

[(1, 155687660), (2, 77843830), (4, 38921915), (5, 31137532), (10, 15568766), (20, 7784383), (29, 5368540), (41, 3797260), (58, 2684270), (82, 1898630), (116, 1342135), (145, 1073708), (164, 949315), (205, 759452), (290, 536854), (410, 379726), (580, 268427), (820, 189863), (1189, 130940), (2378, 65470), (4756, 32735), (5945, 26188), (6547, 23780), (11890, 13094)]