83857020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107509}}^1$

素因数の和:107534

約数の個数: 48

約数和(自身を含む): 252863520

約数和(自身を除く): 169006500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 107509, 215018, 322527, 430036, 537545, 645054, 1075090, 1290108, 1397617, 1612635, 2150180, 2795234, 3225270, 4192851, 5590468, 6450540, 6988085, 8385702, 13976170, 16771404, 20964255, 27952340, 41928510, 83857020]

約数ペア:

[(1, 83857020), (2, 41928510), (3, 27952340), (4, 20964255), (5, 16771404), (6, 13976170), (10, 8385702), (12, 6988085), (13, 6450540), (15, 5590468), (20, 4192851), (26, 3225270), (30, 2795234), (39, 2150180), (52, 1612635), (60, 1397617), (65, 1290108), (78, 1075090), (130, 645054), (156, 537545), (195, 430036), (260, 322527), (390, 215018), (780, 107509)]