81719508

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{1933}}^1$

素因数の和:2224

約数の個数: 48

約数和(自身を含む): 206210816

約数和(自身を除く): 124491308

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 271, 542, 813, 1084, 1626, 1933, 3252, 3523, 3866, 5799, 7046, 7732, 10569, 11598, 14092, 21138, 23196, 25129, 42276, 50258, 75387, 100516, 150774, 301548, 523843, 1047686, 1571529, 2095372, 3143058, 6286116, 6809959, 13619918, 20429877, 27239836, 40859754, 81719508]

約数ペア:

[(1, 81719508), (2, 40859754), (3, 27239836), (4, 20429877), (6, 13619918), (12, 6809959), (13, 6286116), (26, 3143058), (39, 2095372), (52, 1571529), (78, 1047686), (156, 523843), (271, 301548), (542, 150774), (813, 100516), (1084, 75387), (1626, 50258), (1933, 42276), (3252, 25129), (3523, 23196), (3866, 21138), (5799, 14092), (7046, 11598), (7732, 10569)]