199186688

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1237}}^1$

素因数の和:1307

約数の個数: 72

約数和(自身を含む): 432710712

約数和(自身を除く): 233524024

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 37, 64, 68, 74, 128, 136, 148, 256, 272, 296, 544, 592, 629, 1088, 1184, 1237, 1258, 2176, 2368, 2474, 2516, 4352, 4736, 4948, 5032, 9472, 9896, 10064, 19792, 20128, 21029, 39584, 40256, 42058, 45769, 79168, 80512, 84116, 91538, 158336, 161024, 168232, 183076, 316672, 336464, 366152, 672928, 732304, 778073, 1345856, 1464608, 1556146, 2691712, 2929216, 3112292, 5383424, 5858432, 6224584, 11716864, 12449168, 24898336, 49796672, 99593344, 199186688]

約数ペア:

[(1, 199186688), (2, 99593344), (4, 49796672), (8, 24898336), (16, 12449168), (17, 11716864), (32, 6224584), (34, 5858432), (37, 5383424), (64, 3112292), (68, 2929216), (74, 2691712), (128, 1556146), (136, 1464608), (148, 1345856), (256, 778073), (272, 732304), (296, 672928), (544, 366152), (592, 336464), (629, 316672), (1088, 183076), (1184, 168232), (1237, 161024), (1258, 158336), (2176, 91538), (2368, 84116), (2474, 80512), (2516, 79168), (4352, 45769), (4736, 42058), (4948, 40256), (5032, 39584), (9472, 21029), (9896, 20128), (10064, 19792)]