69307960

素因数分解:

$2^3\times 5^1\times {\mathrm{523}}^1\times {\mathrm{3313}}^1$

素因数の和:3847

約数の個数: 32

約数和(自身を含む): 156288240

約数和(自身を除く): 86980280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 523, 1046, 2092, 2615, 3313, 4184, 5230, 6626, 10460, 13252, 16565, 20920, 26504, 33130, 66260, 132520, 1732699, 3465398, 6930796, 8663495, 13861592, 17326990, 34653980, 69307960]

約数ペア:

[(1, 69307960), (2, 34653980), (4, 17326990), (5, 13861592), (8, 8663495), (10, 6930796), (20, 3465398), (40, 1732699), (523, 132520), (1046, 66260), (2092, 33130), (2615, 26504), (3313, 20920), (4184, 16565), (5230, 13252), (6626, 10460)]