391761535952

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{373}}^1\times {\mathrm{48661}}^1$

素因数の和:49132

約数の個数: 80

約数和(自身を含む): 812429608320

約数和(自身を除く): 420668072368

約数列:

[1, 2, 4, 8, 16, 19, 38, 71, 76, 142, 152, 284, 304, 373, 568, 746, 1136, 1349, 1492, 2698, 2984, 5396, 5968, 7087, 10792, 14174, 21584, 26483, 28348, 48661, 52966, 56696, 97322, 105932, 113392, 194644, 211864, 389288, 423728, 503177, 778576, 924559, 1006354, 1849118, 2012708, 3454931, 3698236, 4025416, 6909862, 7396472, 8050832, 13819724, 14792944, 18150553, 27639448, 36301106, 55278896, 65643689, 72602212, 131287378, 145204424, 262574756, 290408848, 344860507, 525149512, 689721014, 1050299024, 1288689263, 1379442028, 2577378526, 2758884056, 5154757052, 5517768112, 10309514104, 20619028208, 24485095997, 48970191994, 97940383988, 195880767976, 391761535952]

約数ペア:

[(1, 391761535952), (2, 195880767976), (4, 97940383988), (8, 48970191994), (16, 24485095997), (19, 20619028208), (38, 10309514104), (71, 5517768112), (76, 5154757052), (142, 2758884056), (152, 2577378526), (284, 1379442028), (304, 1288689263), (373, 1050299024), (568, 689721014), (746, 525149512), (1136, 344860507), (1349, 290408848), (1492, 262574756), (2698, 145204424), (2984, 131287378), (5396, 72602212), (5968, 65643689), (7087, 55278896), (10792, 36301106), (14174, 27639448), (21584, 18150553), (26483, 14792944), (28348, 13819724), (48661, 8050832), (52966, 7396472), (56696, 6909862), (97322, 4025416), (105932, 3698236), (113392, 3454931), (194644, 2012708), (211864, 1849118), (389288, 1006354), (423728, 924559), (503177, 778576)]