40285568

素因数分解:

$2^7\times {\mathrm{491}}^1\times {\mathrm{641}}^1$

素因数の和:1146

約数の個数: 32

約数和(自身を含む): 80545320

約数和(自身を除く): 40259752

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 491, 641, 982, 1282, 1964, 2564, 3928, 5128, 7856, 10256, 15712, 20512, 31424, 41024, 62848, 82048, 314731, 629462, 1258924, 2517848, 5035696, 10071392, 20142784, 40285568]

約数ペア:

[(1, 40285568), (2, 20142784), (4, 10071392), (8, 5035696), (16, 2517848), (32, 1258924), (64, 629462), (128, 314731), (491, 82048), (641, 62848), (982, 41024), (1282, 31424), (1964, 20512), (2564, 15712), (3928, 10256), (5128, 7856)]