628477725

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{347}}^1$

素因数の和:451

約数の個数: 96

約数和(自身を含む): 1159925760

約数和(自身を除く): 531448035

約数列:

[1, 3, 5, 15, 19, 25, 31, 41, 57, 75, 93, 95, 123, 155, 205, 285, 347, 465, 475, 589, 615, 775, 779, 1025, 1041, 1271, 1425, 1735, 1767, 2325, 2337, 2945, 3075, 3813, 3895, 5205, 6355, 6593, 8675, 8835, 10757, 11685, 14227, 14725, 19065, 19475, 19779, 24149, 26025, 31775, 32271, 32965, 42681, 44175, 53785, 58425, 71135, 72447, 95325, 98895, 120745, 161355, 164825, 204383, 213405, 268925, 270313, 355675, 362235, 441037, 494475, 603725, 613149, 806775, 810939, 1021915, 1067025, 1323111, 1351565, 1811175, 2205185, 3065745, 4054695, 5109575, 6615555, 6757825, 8379703, 11025925, 15328725, 20273475, 25139109, 33077775, 41898515, 125695545, 209492575, 628477725]

約数ペア:

[(1, 628477725), (3, 209492575), (5, 125695545), (15, 41898515), (19, 33077775), (25, 25139109), (31, 20273475), (41, 15328725), (57, 11025925), (75, 8379703), (93, 6757825), (95, 6615555), (123, 5109575), (155, 4054695), (205, 3065745), (285, 2205185), (347, 1811175), (465, 1351565), (475, 1323111), (589, 1067025), (615, 1021915), (775, 810939), (779, 806775), (1025, 613149), (1041, 603725), (1271, 494475), (1425, 441037), (1735, 362235), (1767, 355675), (2325, 270313), (2337, 268925), (2945, 213405), (3075, 204383), (3813, 164825), (3895, 161355), (5205, 120745), (6355, 98895), (6593, 95325), (8675, 72447), (8835, 71135), (10757, 58425), (11685, 53785), (14227, 44175), (14725, 42681), (19065, 32965), (19475, 32271), (19779, 31775), (24149, 26025)]