3721503920

素因数分解:

$2^4\times 5^1\times {\mathrm{257}}^1\times {\mathrm{317}}^1\times {\mathrm{571}}^1$

素因数の和:1158

約数の個数: 80

約数和(自身を含む): 8728825248

約数和(自身を除く): 5007321328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 257, 317, 514, 571, 634, 1028, 1142, 1268, 1285, 1585, 2056, 2284, 2536, 2570, 2855, 3170, 4112, 4568, 5072, 5140, 5710, 6340, 9136, 10280, 11420, 12680, 20560, 22840, 25360, 45680, 81469, 146747, 162938, 181007, 293494, 325876, 362014, 407345, 586988, 651752, 724028, 733735, 814690, 905035, 1173976, 1303504, 1448056, 1467470, 1629380, 1810070, 2347952, 2896112, 2934940, 3258760, 3620140, 5869880, 6517520, 7240280, 11739760, 14480560, 46518799, 93037598, 186075196, 232593995, 372150392, 465187990, 744300784, 930375980, 1860751960, 3721503920]

約数ペア:

[(1, 3721503920), (2, 1860751960), (4, 930375980), (5, 744300784), (8, 465187990), (10, 372150392), (16, 232593995), (20, 186075196), (40, 93037598), (80, 46518799), (257, 14480560), (317, 11739760), (514, 7240280), (571, 6517520), (634, 5869880), (1028, 3620140), (1142, 3258760), (1268, 2934940), (1285, 2896112), (1585, 2347952), (2056, 1810070), (2284, 1629380), (2536, 1467470), (2570, 1448056), (2855, 1303504), (3170, 1173976), (4112, 905035), (4568, 814690), (5072, 733735), (5140, 724028), (5710, 651752), (6340, 586988), (9136, 407345), (10280, 362014), (11420, 325876), (12680, 293494), (20560, 181007), (22840, 162938), (25360, 146747), (45680, 81469)]