87985456

素因数分解:

$2^4\times {\mathrm{13}}^3\times {\mathrm{2503}}^1$

素因数の和:2550

約数の個数: 40

約数和(自身を含む): 184745120

約数和(自身を除く): 96759664

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 208, 338, 676, 1352, 2197, 2503, 2704, 4394, 5006, 8788, 10012, 17576, 20024, 32539, 35152, 40048, 65078, 130156, 260312, 423007, 520624, 846014, 1692028, 3384056, 5499091, 6768112, 10998182, 21996364, 43992728, 87985456]

約数ペア:

[(1, 87985456), (2, 43992728), (4, 21996364), (8, 10998182), (13, 6768112), (16, 5499091), (26, 3384056), (52, 1692028), (104, 846014), (169, 520624), (208, 423007), (338, 260312), (676, 130156), (1352, 65078), (2197, 40048), (2503, 35152), (2704, 32539), (4394, 20024), (5006, 17576), (8788, 10012)]