71915120

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{13417}}^1$

素因数の和:13497

約数の個数: 40

約数和(自身を含む): 169710864

約数和(自身を除く): 97795744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 5360, 13417, 26834, 53668, 67085, 107336, 134170, 214672, 268340, 536680, 898939, 1073360, 1797878, 3595756, 4494695, 7191512, 8989390, 14383024, 17978780, 35957560, 71915120]

約数ペア:

[(1, 71915120), (2, 35957560), (4, 17978780), (5, 14383024), (8, 8989390), (10, 7191512), (16, 4494695), (20, 3595756), (40, 1797878), (67, 1073360), (80, 898939), (134, 536680), (268, 268340), (335, 214672), (536, 134170), (670, 107336), (1072, 67085), (1340, 53668), (2680, 26834), (5360, 13417)]