1874006854775

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{619}}^1\times {\mathrm{18691}}^1$

素因数の和:19381

約数の個数: 96

約数和(自身を含む): 2759118643200

約数和(自身を除く): 885111788425

約数列:

[1, 5, 11, 19, 25, 31, 55, 95, 155, 209, 275, 341, 475, 589, 619, 775, 1045, 1705, 2945, 3095, 5225, 6479, 6809, 8525, 11761, 14725, 15475, 18691, 19189, 32395, 34045, 58805, 93455, 95945, 129371, 161975, 170225, 205601, 211079, 294025, 355129, 364591, 467275, 479725, 579421, 646855, 1028005, 1055395, 1775645, 1822955, 2897105, 3234275, 3906419, 4010501, 5140025, 5276975, 6373631, 8878225, 9114775, 11008999, 11569729, 14485525, 19532095, 20052505, 31868155, 55044995, 57848645, 97660475, 100262525, 121098989, 127267019, 159340775, 219824851, 275224975, 289243225, 358661599, 605494945, 636335095, 1099124255, 1793307995, 2418073361, 3027474725, 3181675475, 3945277589, 5495621275, 6814570381, 8966539975, 12090366805, 19726387945, 34072851905, 60451834025, 74960274191, 98631939725, 170364259525, 374801370955, 1874006854775]

約数ペア:

[(1, 1874006854775), (5, 374801370955), (11, 170364259525), (19, 98631939725), (25, 74960274191), (31, 60451834025), (55, 34072851905), (95, 19726387945), (155, 12090366805), (209, 8966539975), (275, 6814570381), (341, 5495621275), (475, 3945277589), (589, 3181675475), (619, 3027474725), (775, 2418073361), (1045, 1793307995), (1705, 1099124255), (2945, 636335095), (3095, 605494945), (5225, 358661599), (6479, 289243225), (6809, 275224975), (8525, 219824851), (11761, 159340775), (14725, 127267019), (15475, 121098989), (18691, 100262525), (19189, 97660475), (32395, 57848645), (34045, 55044995), (58805, 31868155), (93455, 20052505), (95945, 19532095), (129371, 14485525), (161975, 11569729), (170225, 11008999), (205601, 9114775), (211079, 8878225), (294025, 6373631), (355129, 5276975), (364591, 5140025), (467275, 4010501), (479725, 3906419), (579421, 3234275), (646855, 2897105), (1028005, 1822955), (1055395, 1775645)]