74242575

素因数分解:

$3^5\times 5^2\times {\mathrm{11}}^2\times {\mathrm{101}}^1$

素因数の和:148

約数の個数: 108

約数和(自身を含む): 153078744

約数和(自身を除く): 78836169

約数列:

[1, 3, 5, 9, 11, 15, 25, 27, 33, 45, 55, 75, 81, 99, 101, 121, 135, 165, 225, 243, 275, 297, 303, 363, 405, 495, 505, 605, 675, 825, 891, 909, 1089, 1111, 1215, 1485, 1515, 1815, 2025, 2475, 2525, 2673, 2727, 3025, 3267, 3333, 4455, 4545, 5445, 5555, 6075, 7425, 7575, 8181, 9075, 9801, 9999, 12221, 13365, 13635, 16335, 16665, 22275, 22725, 24543, 27225, 27775, 29403, 29997, 36663, 40905, 49005, 49995, 61105, 66825, 68175, 81675, 83325, 89991, 109989, 122715, 147015, 149985, 183315, 204525, 245025, 249975, 269973, 305525, 329967, 449955, 549945, 613575, 735075, 749925, 916575, 989901, 1349865, 1649835, 2249775, 2749725, 2969703, 4949505, 6749325, 8249175, 14848515, 24747525, 74242575]

約数ペア:

[(1, 74242575), (3, 24747525), (5, 14848515), (9, 8249175), (11, 6749325), (15, 4949505), (25, 2969703), (27, 2749725), (33, 2249775), (45, 1649835), (55, 1349865), (75, 989901), (81, 916575), (99, 749925), (101, 735075), (121, 613575), (135, 549945), (165, 449955), (225, 329967), (243, 305525), (275, 269973), (297, 249975), (303, 245025), (363, 204525), (405, 183315), (495, 149985), (505, 147015), (605, 122715), (675, 109989), (825, 89991), (891, 83325), (909, 81675), (1089, 68175), (1111, 66825), (1215, 61105), (1485, 49995), (1515, 49005), (1815, 40905), (2025, 36663), (2475, 29997), (2525, 29403), (2673, 27775), (2727, 27225), (3025, 24543), (3267, 22725), (3333, 22275), (4455, 16665), (4545, 16335), (5445, 13635), (5555, 13365), (6075, 12221), (7425, 9999), (7575, 9801), (8181, 9075)]