81829504

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{33647}}^1$

素因数の和:33680

約数の個数: 32

約数和(自身を含む): 171604800

約数和(自身を除く): 89775296

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 608, 1216, 2432, 33647, 67294, 134588, 269176, 538352, 639293, 1076704, 1278586, 2153408, 2557172, 4306816, 5114344, 10228688, 20457376, 40914752, 81829504]

約数ペア:

[(1, 81829504), (2, 40914752), (4, 20457376), (8, 10228688), (16, 5114344), (19, 4306816), (32, 2557172), (38, 2153408), (64, 1278586), (76, 1076704), (128, 639293), (152, 538352), (304, 269176), (608, 134588), (1216, 67294), (2432, 33647)]