42971120

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{8017}}^1$

素因数の和:8097

約数の個数: 40

約数和(自身を含む): 101411664

約数和(自身を除く): 58440544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 5360, 8017, 16034, 32068, 40085, 64136, 80170, 128272, 160340, 320680, 537139, 641360, 1074278, 2148556, 2685695, 4297112, 5371390, 8594224, 10742780, 21485560, 42971120]

約数ペア:

[(1, 42971120), (2, 21485560), (4, 10742780), (5, 8594224), (8, 5371390), (10, 4297112), (16, 2685695), (20, 2148556), (40, 1074278), (67, 641360), (80, 537139), (134, 320680), (268, 160340), (335, 128272), (536, 80170), (670, 64136), (1072, 40085), (1340, 32068), (2680, 16034), (5360, 8017)]