158431390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{39313}}^1$

素因数の和:39364

約数の個数: 32

約数和(自身を含む): 317028096

約数和(自身を除く): 158596706

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 39313, 78626, 196565, 393130, 511069, 1022138, 1218703, 2437406, 2555345, 5110690, 6093515, 12187030, 15843139, 31686278, 79215695, 158431390]

約数ペア:

[(1, 158431390), (2, 79215695), (5, 31686278), (10, 15843139), (13, 12187030), (26, 6093515), (31, 5110690), (62, 2555345), (65, 2437406), (130, 1218703), (155, 1022138), (310, 511069), (403, 393130), (806, 196565), (2015, 78626), (4030, 39313)]