200178992

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{5563}}^1$

素因数の和:5757

約数の個数: 40

約数和(自身を含む): 420171024

約数和(自身を除く): 219992032

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 173, 208, 346, 692, 1384, 2249, 2768, 4498, 5563, 8996, 11126, 17992, 22252, 35984, 44504, 72319, 89008, 144638, 289276, 578552, 962399, 1157104, 1924798, 3849596, 7699192, 12511187, 15398384, 25022374, 50044748, 100089496, 200178992]

約数ペア:

[(1, 200178992), (2, 100089496), (4, 50044748), (8, 25022374), (13, 15398384), (16, 12511187), (26, 7699192), (52, 3849596), (104, 1924798), (173, 1157104), (208, 962399), (346, 578552), (692, 289276), (1384, 144638), (2249, 89008), (2768, 72319), (4498, 44504), (5563, 35984), (8996, 22252), (11126, 17992)]