78235420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{3209}}^1$

素因数の和:3294

約数の個数: 48

約数和(自身を含む): 174726720

約数和(自身を除く): 96491300

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 53, 92, 106, 115, 212, 230, 265, 460, 530, 1060, 1219, 2438, 3209, 4876, 6095, 6418, 12190, 12836, 16045, 24380, 32090, 64180, 73807, 147614, 170077, 295228, 340154, 369035, 680308, 738070, 850385, 1476140, 1700770, 3401540, 3911771, 7823542, 15647084, 19558855, 39117710, 78235420]

約数ペア:

[(1, 78235420), (2, 39117710), (4, 19558855), (5, 15647084), (10, 7823542), (20, 3911771), (23, 3401540), (46, 1700770), (53, 1476140), (92, 850385), (106, 738070), (115, 680308), (212, 369035), (230, 340154), (265, 295228), (460, 170077), (530, 147614), (1060, 73807), (1219, 64180), (2438, 32090), (3209, 24380), (4876, 16045), (6095, 12836), (6418, 12190)]