155111720

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{133717}}^1$

素因数の和:133757

約数の個数: 32

約数和(自身を含む): 361038600

約数和(自身を除く): 205926880

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 133717, 267434, 534868, 668585, 1069736, 1337170, 2674340, 3877793, 5348680, 7755586, 15511172, 19388965, 31022344, 38777930, 77555860, 155111720]

約数ペア:

[(1, 155111720), (2, 77555860), (4, 38777930), (5, 31022344), (8, 19388965), (10, 15511172), (20, 7755586), (29, 5348680), (40, 3877793), (58, 2674340), (116, 1337170), (145, 1069736), (232, 668585), (290, 534868), (580, 267434), (1160, 133717)]