78164864

素因数分解:

$2^7\times {\mathrm{313}}^1\times {\mathrm{1951}}^1$

素因数の和:2278

約数の個数: 32

約数和(自身を含む): 156296640

約数和(自身を除く): 78131776

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 313, 626, 1252, 1951, 2504, 3902, 5008, 7804, 10016, 15608, 20032, 31216, 40064, 62432, 124864, 249728, 610663, 1221326, 2442652, 4885304, 9770608, 19541216, 39082432, 78164864]

約数ペア:

[(1, 78164864), (2, 39082432), (4, 19541216), (8, 9770608), (16, 4885304), (32, 2442652), (64, 1221326), (128, 610663), (313, 249728), (626, 124864), (1252, 62432), (1951, 40064), (2504, 31216), (3902, 20032), (5008, 15608), (7804, 10016)]