197678200

素因数分解:

$2^3\times 5^2\times {\mathrm{71}}^1\times {\mathrm{13921}}^1$

素因数の和:14008

約数の個数: 48

約数和(自身を含む): 466108560

約数和(自身を除く): 268430360

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 71, 100, 142, 200, 284, 355, 568, 710, 1420, 1775, 2840, 3550, 7100, 13921, 14200, 27842, 55684, 69605, 111368, 139210, 278420, 348025, 556840, 696050, 988391, 1392100, 1976782, 2784200, 3953564, 4941955, 7907128, 9883910, 19767820, 24709775, 39535640, 49419550, 98839100, 197678200]

約数ペア:

[(1, 197678200), (2, 98839100), (4, 49419550), (5, 39535640), (8, 24709775), (10, 19767820), (20, 9883910), (25, 7907128), (40, 4941955), (50, 3953564), (71, 2784200), (100, 1976782), (142, 1392100), (200, 988391), (284, 696050), (355, 556840), (568, 348025), (710, 278420), (1420, 139210), (1775, 111368), (2840, 69605), (3550, 55684), (7100, 27842), (13921, 14200)]