78355160

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{173}}^1$

素因数の和:277

約数の個数: 96

約数和(自身を含む): 194873040

約数和(自身を除く): 116517880

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 67, 104, 130, 134, 169, 173, 260, 268, 335, 338, 346, 520, 536, 670, 676, 692, 845, 865, 871, 1340, 1352, 1384, 1690, 1730, 1742, 2249, 2680, 3380, 3460, 3484, 4355, 4498, 6760, 6920, 6968, 8710, 8996, 11245, 11323, 11591, 17420, 17992, 22490, 22646, 23182, 29237, 34840, 44980, 45292, 46364, 56615, 57955, 58474, 89960, 90584, 92728, 113230, 115910, 116948, 146185, 150683, 226460, 231820, 233896, 292370, 301366, 452920, 463640, 584740, 602732, 753415, 1169480, 1205464, 1506830, 1958879, 3013660, 3917758, 6027320, 7835516, 9794395, 15671032, 19588790, 39177580, 78355160]

約数ペア:

[(1, 78355160), (2, 39177580), (4, 19588790), (5, 15671032), (8, 9794395), (10, 7835516), (13, 6027320), (20, 3917758), (26, 3013660), (40, 1958879), (52, 1506830), (65, 1205464), (67, 1169480), (104, 753415), (130, 602732), (134, 584740), (169, 463640), (173, 452920), (260, 301366), (268, 292370), (335, 233896), (338, 231820), (346, 226460), (520, 150683), (536, 146185), (670, 116948), (676, 115910), (692, 113230), (845, 92728), (865, 90584), (871, 89960), (1340, 58474), (1352, 57955), (1384, 56615), (1690, 46364), (1730, 45292), (1742, 44980), (2249, 34840), (2680, 29237), (3380, 23182), (3460, 22646), (3484, 22490), (4355, 17992), (4498, 17420), (6760, 11591), (6920, 11323), (6968, 11245), (8710, 8996)]