64627664

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{67}}^1\times {\mathrm{167}}^1$

素因数の和:280

約数の個数: 60

約数和(自身を含む): 134928864

約数和(自身を除く): 70301200

約数列:

[1, 2, 4, 8, 16, 19, 38, 67, 76, 134, 152, 167, 268, 304, 334, 361, 536, 668, 722, 1072, 1273, 1336, 1444, 2546, 2672, 2888, 3173, 5092, 5776, 6346, 10184, 11189, 12692, 20368, 22378, 24187, 25384, 44756, 48374, 50768, 60287, 89512, 96748, 120574, 179024, 193496, 212591, 241148, 386992, 425182, 482296, 850364, 964592, 1700728, 3401456, 4039229, 8078458, 16156916, 32313832, 64627664]

約数ペア:

[(1, 64627664), (2, 32313832), (4, 16156916), (8, 8078458), (16, 4039229), (19, 3401456), (38, 1700728), (67, 964592), (76, 850364), (134, 482296), (152, 425182), (167, 386992), (268, 241148), (304, 212591), (334, 193496), (361, 179024), (536, 120574), (668, 96748), (722, 89512), (1072, 60287), (1273, 50768), (1336, 48374), (1444, 44756), (2546, 25384), (2672, 24187), (2888, 22378), (3173, 20368), (5092, 12692), (5776, 11189), (6346, 10184)]