128607136

素因数分解:

$2^5\times 7^1\times {\mathrm{89}}^1\times {\mathrm{6451}}^1$

素因数の和:6557

約数の個数: 48

約数和(自身を含む): 292662720

約数和(自身を除く): 164055584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 89, 112, 178, 224, 356, 623, 712, 1246, 1424, 2492, 2848, 4984, 6451, 9968, 12902, 19936, 25804, 45157, 51608, 90314, 103216, 180628, 206432, 361256, 574139, 722512, 1148278, 1445024, 2296556, 4018973, 4593112, 8037946, 9186224, 16075892, 18372448, 32151784, 64303568, 128607136]

約数ペア:

[(1, 128607136), (2, 64303568), (4, 32151784), (7, 18372448), (8, 16075892), (14, 9186224), (16, 8037946), (28, 4593112), (32, 4018973), (56, 2296556), (89, 1445024), (112, 1148278), (178, 722512), (224, 574139), (356, 361256), (623, 206432), (712, 180628), (1246, 103216), (1424, 90314), (2492, 51608), (2848, 45157), (4984, 25804), (6451, 19936), (9968, 12902)]