71784872

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{199}}^1\times {\mathrm{673}}^1$

素因数の和:945

約数の個数: 32

約数和(自身を含む): 137496000

約数和(自身を除く): 65711128

約数列:

[1, 2, 4, 8, 67, 134, 199, 268, 398, 536, 673, 796, 1346, 1592, 2692, 5384, 13333, 26666, 45091, 53332, 90182, 106664, 133927, 180364, 267854, 360728, 535708, 1071416, 8973109, 17946218, 35892436, 71784872]

約数ペア:

[(1, 71784872), (2, 35892436), (4, 17946218), (8, 8973109), (67, 1071416), (134, 535708), (199, 360728), (268, 267854), (398, 180364), (536, 133927), (673, 106664), (796, 90182), (1346, 53332), (1592, 45091), (2692, 26666), (5384, 13333)]