61813125

素因数分解:

$3^5\times 5^4\times {\mathrm{11}}^1\times {\mathrm{37}}^1$

素因数の和:83

約数の個数: 120

約数和(自身を含む): 129633504

約数和(自身を除く): 67820379

約数列:

[1, 3, 5, 9, 11, 15, 25, 27, 33, 37, 45, 55, 75, 81, 99, 111, 125, 135, 165, 185, 225, 243, 275, 297, 333, 375, 405, 407, 495, 555, 625, 675, 825, 891, 925, 999, 1125, 1215, 1221, 1375, 1485, 1665, 1875, 2025, 2035, 2475, 2673, 2775, 2997, 3375, 3663, 4125, 4455, 4625, 4995, 5625, 6075, 6105, 6875, 7425, 8325, 8991, 10125, 10175, 10989, 12375, 13365, 13875, 14985, 16875, 18315, 20625, 22275, 23125, 24975, 30375, 30525, 32967, 37125, 41625, 44955, 50625, 50875, 54945, 61875, 66825, 69375, 74925, 91575, 98901, 111375, 124875, 151875, 152625, 164835, 185625, 208125, 224775, 254375, 274725, 334125, 374625, 457875, 494505, 556875, 624375, 763125, 824175, 1123875, 1373625, 1670625, 1873125, 2289375, 2472525, 4120875, 5619375, 6868125, 12362625, 20604375, 61813125]

約数ペア:

[(1, 61813125), (3, 20604375), (5, 12362625), (9, 6868125), (11, 5619375), (15, 4120875), (25, 2472525), (27, 2289375), (33, 1873125), (37, 1670625), (45, 1373625), (55, 1123875), (75, 824175), (81, 763125), (99, 624375), (111, 556875), (125, 494505), (135, 457875), (165, 374625), (185, 334125), (225, 274725), (243, 254375), (275, 224775), (297, 208125), (333, 185625), (375, 164835), (405, 152625), (407, 151875), (495, 124875), (555, 111375), (625, 98901), (675, 91575), (825, 74925), (891, 69375), (925, 66825), (999, 61875), (1125, 54945), (1215, 50875), (1221, 50625), (1375, 44955), (1485, 41625), (1665, 37125), (1875, 32967), (2025, 30525), (2035, 30375), (2475, 24975), (2673, 23125), (2775, 22275), (2997, 20625), (3375, 18315), (3663, 16875), (4125, 14985), (4455, 13875), (4625, 13365), (4995, 12375), (5625, 10989), (6075, 10175), (6105, 10125), (6875, 8991), (7425, 8325)]