39177580

素因数分解:

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

素因数の和:275

約数の個数: 72

約数和(自身を含む): 90940752

約数和(自身を除く): 51763172

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 67, 130, 134, 169, 173, 260, 268, 335, 338, 346, 670, 676, 692, 845, 865, 871, 1340, 1690, 1730, 1742, 2249, 3380, 3460, 3484, 4355, 4498, 8710, 8996, 11245, 11323, 11591, 17420, 22490, 22646, 23182, 29237, 44980, 45292, 46364, 56615, 57955, 58474, 113230, 115910, 116948, 146185, 150683, 226460, 231820, 292370, 301366, 584740, 602732, 753415, 1506830, 1958879, 3013660, 3917758, 7835516, 9794395, 19588790, 39177580]

約数ペア:

[(1, 39177580), (2, 19588790), (4, 9794395), (5, 7835516), (10, 3917758), (13, 3013660), (20, 1958879), (26, 1506830), (52, 753415), (65, 602732), (67, 584740), (130, 301366), (134, 292370), (169, 231820), (173, 226460), (260, 150683), (268, 146185), (335, 116948), (338, 115910), (346, 113230), (670, 58474), (676, 57955), (692, 56615), (845, 46364), (865, 45292), (871, 44980), (1340, 29237), (1690, 23182), (1730, 22646), (1742, 22490), (2249, 17420), (3380, 11591), (3460, 11323), (3484, 11245), (4355, 8996), (4498, 8710)]