68648356

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1\times {\mathrm{277}}^1$

素因数の和:508

約数の個数: 48

約数和(自身を含む): 141232896

約数和(自身を除く): 72584540

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 167, 212, 277, 334, 371, 554, 668, 742, 1108, 1169, 1484, 1939, 2338, 3878, 4676, 7756, 8851, 14681, 17702, 29362, 35404, 46259, 58724, 61957, 92518, 102767, 123914, 185036, 205534, 247828, 323813, 411068, 647626, 1295252, 2451727, 4903454, 9806908, 17162089, 34324178, 68648356]

約数ペア:

[(1, 68648356), (2, 34324178), (4, 17162089), (7, 9806908), (14, 4903454), (28, 2451727), (53, 1295252), (106, 647626), (167, 411068), (212, 323813), (277, 247828), (334, 205534), (371, 185036), (554, 123914), (668, 102767), (742, 92518), (1108, 61957), (1169, 58724), (1484, 46259), (1939, 35404), (2338, 29362), (3878, 17702), (4676, 14681), (7756, 8851)]