20199821625

素因数分解:

$3^2\times 5^3\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{7243}}^1$

素因数の和:7368

約数の個数: 96

約数和(自身を含む): 37961109888

約数和(自身を除く): 17761288263

約数列:

[1, 3, 5, 9, 15, 25, 37, 45, 67, 75, 111, 125, 185, 201, 225, 333, 335, 375, 555, 603, 925, 1005, 1125, 1665, 1675, 2479, 2775, 3015, 4625, 5025, 7243, 7437, 8325, 8375, 12395, 13875, 15075, 21729, 22311, 25125, 36215, 37185, 41625, 61975, 65187, 75375, 108645, 111555, 181075, 185925, 267991, 309875, 325935, 485281, 543225, 557775, 803973, 905375, 929625, 1339955, 1455843, 1629675, 2411919, 2426405, 2716125, 2788875, 4019865, 4367529, 6699775, 7279215, 8148375, 12059595, 12132025, 17955397, 20099325, 21837645, 33498875, 36396075, 53866191, 60297975, 60660125, 89776985, 100496625, 109188225, 161598573, 181980375, 269330955, 301489875, 448884925, 545941125, 807992865, 1346654775, 2244424625, 4039964325, 6733273875, 20199821625]

約数ペア:

[(1, 20199821625), (3, 6733273875), (5, 4039964325), (9, 2244424625), (15, 1346654775), (25, 807992865), (37, 545941125), (45, 448884925), (67, 301489875), (75, 269330955), (111, 181980375), (125, 161598573), (185, 109188225), (201, 100496625), (225, 89776985), (333, 60660125), (335, 60297975), (375, 53866191), (555, 36396075), (603, 33498875), (925, 21837645), (1005, 20099325), (1125, 17955397), (1665, 12132025), (1675, 12059595), (2479, 8148375), (2775, 7279215), (3015, 6699775), (4625, 4367529), (5025, 4019865), (7243, 2788875), (7437, 2716125), (8325, 2426405), (8375, 2411919), (12395, 1629675), (13875, 1455843), (15075, 1339955), (21729, 929625), (22311, 905375), (25125, 803973), (36215, 557775), (37185, 543225), (41625, 485281), (61975, 325935), (65187, 309875), (75375, 267991), (108645, 185925), (111555, 181075)]