823394480

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{661}}^1\times {\mathrm{677}}^1$

素因数の和:1374

約数の個数: 80

約数和(自身を含む): 2003603904

約数和(自身を除く): 1180209424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 661, 677, 920, 1322, 1354, 1840, 2644, 2708, 3305, 3385, 5288, 5416, 6610, 6770, 10576, 10832, 13220, 13540, 15203, 15571, 26440, 27080, 30406, 31142, 52880, 54160, 60812, 62284, 76015, 77855, 121624, 124568, 152030, 155710, 243248, 249136, 304060, 311420, 447497, 608120, 622840, 894994, 1216240, 1245680, 1789988, 2237485, 3579976, 4474970, 7159952, 8949940, 10292431, 17899880, 20584862, 35799760, 41169724, 51462155, 82339448, 102924310, 164678896, 205848620, 411697240, 823394480]

約数ペア:

[(1, 823394480), (2, 411697240), (4, 205848620), (5, 164678896), (8, 102924310), (10, 82339448), (16, 51462155), (20, 41169724), (23, 35799760), (40, 20584862), (46, 17899880), (80, 10292431), (92, 8949940), (115, 7159952), (184, 4474970), (230, 3579976), (368, 2237485), (460, 1789988), (661, 1245680), (677, 1216240), (920, 894994), (1322, 622840), (1354, 608120), (1840, 447497), (2644, 311420), (2708, 304060), (3305, 249136), (3385, 243248), (5288, 155710), (5416, 152030), (6610, 124568), (6770, 121624), (10576, 77855), (10832, 76015), (13220, 62284), (13540, 60812), (15203, 54160), (15571, 52880), (26440, 31142), (27080, 30406)]