6447876875

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1283}}^1$

素因数の和:1374

約数の個数: 80

約数和(自身を含む): 9530649216

約数和(自身を除く): 3082772341

約数列:

[1, 5, 11, 17, 25, 43, 55, 85, 125, 187, 215, 275, 425, 473, 625, 731, 935, 1075, 1283, 1375, 2125, 2365, 3655, 4675, 5375, 6415, 6875, 8041, 10625, 11825, 14113, 18275, 21811, 23375, 26875, 32075, 40205, 55169, 59125, 70565, 91375, 109055, 116875, 160375, 201025, 239921, 275845, 295625, 352825, 456875, 545275, 606859, 801875, 937873, 1005125, 1199605, 1379225, 1764125, 2726375, 3034295, 4689365, 5025625, 5998025, 6896125, 8820625, 10316603, 13631875, 15171475, 23446825, 29990125, 34480625, 51583015, 75857375, 117234125, 149950625, 257915075, 379286875, 586170625, 1289575375, 6447876875]

約数ペア:

[(1, 6447876875), (5, 1289575375), (11, 586170625), (17, 379286875), (25, 257915075), (43, 149950625), (55, 117234125), (85, 75857375), (125, 51583015), (187, 34480625), (215, 29990125), (275, 23446825), (425, 15171475), (473, 13631875), (625, 10316603), (731, 8820625), (935, 6896125), (1075, 5998025), (1283, 5025625), (1375, 4689365), (2125, 3034295), (2365, 2726375), (3655, 1764125), (4675, 1379225), (5375, 1199605), (6415, 1005125), (6875, 937873), (8041, 801875), (10625, 606859), (11825, 545275), (14113, 456875), (18275, 352825), (21811, 295625), (23375, 275845), (26875, 239921), (32075, 201025), (40205, 160375), (55169, 116875), (59125, 109055), (70565, 91375)]