199900664

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{461}}^1\times {\mathrm{809}}^1$

素因数の和:1343

約数の個数: 32

約数和(自身を含む): 381704400

約数和(自身を除く): 181803736

約数列:

[1, 2, 4, 8, 67, 134, 268, 461, 536, 809, 922, 1618, 1844, 3236, 3688, 6472, 30887, 54203, 61774, 108406, 123548, 216812, 247096, 372949, 433624, 745898, 1491796, 2983592, 24987583, 49975166, 99950332, 199900664]

約数ペア:

[(1, 199900664), (2, 99950332), (4, 49975166), (8, 24987583), (67, 2983592), (134, 1491796), (268, 745898), (461, 433624), (536, 372949), (809, 247096), (922, 216812), (1618, 123548), (1844, 108406), (3236, 61774), (3688, 54203), (6472, 30887)]