1998075550

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1367}}^1$

素因数の和:1474

約数の個数: 96

約数和(自身を含む): 4103737344

約数和(自身を除く): 2105661794

約数列:

[1, 2, 5, 10, 23, 25, 31, 41, 46, 50, 62, 82, 115, 155, 205, 230, 310, 410, 575, 713, 775, 943, 1025, 1150, 1271, 1367, 1426, 1550, 1886, 2050, 2542, 2734, 3565, 4715, 6355, 6835, 7130, 9430, 12710, 13670, 17825, 23575, 29233, 31441, 31775, 34175, 35650, 42377, 47150, 56047, 58466, 62882, 63550, 68350, 84754, 112094, 146165, 157205, 211885, 280235, 292330, 314410, 423770, 560470, 730825, 786025, 974671, 1059425, 1289081, 1401175, 1461650, 1572050, 1737457, 1949342, 2118850, 2578162, 2802350, 3474914, 4873355, 6445405, 8687285, 9746710, 12890810, 17374570, 24366775, 32227025, 39961511, 43436425, 48733550, 64454050, 79923022, 86872850, 199807555, 399615110, 999037775, 1998075550]

約数ペア:

[(1, 1998075550), (2, 999037775), (5, 399615110), (10, 199807555), (23, 86872850), (25, 79923022), (31, 64454050), (41, 48733550), (46, 43436425), (50, 39961511), (62, 32227025), (82, 24366775), (115, 17374570), (155, 12890810), (205, 9746710), (230, 8687285), (310, 6445405), (410, 4873355), (575, 3474914), (713, 2802350), (775, 2578162), (943, 2118850), (1025, 1949342), (1150, 1737457), (1271, 1572050), (1367, 1461650), (1426, 1401175), (1550, 1289081), (1886, 1059425), (2050, 974671), (2542, 786025), (2734, 730825), (3565, 560470), (4715, 423770), (6355, 314410), (6835, 292330), (7130, 280235), (9430, 211885), (12710, 157205), (13670, 146165), (17825, 112094), (23575, 84754), (29233, 68350), (31441, 63550), (31775, 62882), (34175, 58466), (35650, 56047), (42377, 47150)]