61227728

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:220

約数の個数: 80

約数和(自身を含む): 132134400

約数和(自身を除く): 70906672

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 62, 73, 76, 89, 124, 146, 152, 178, 248, 292, 304, 356, 496, 584, 589, 712, 1168, 1178, 1387, 1424, 1691, 2263, 2356, 2759, 2774, 3382, 4526, 4712, 5518, 5548, 6497, 6764, 9052, 9424, 11036, 11096, 12994, 13528, 18104, 22072, 22192, 25988, 27056, 36208, 42997, 44144, 51976, 52421, 85994, 103952, 104842, 123443, 171988, 201407, 209684, 246886, 343976, 402814, 419368, 493772, 687952, 805628, 838736, 987544, 1611256, 1975088, 3222512, 3826733, 7653466, 15306932, 30613864, 61227728]

約数ペア:

[(1, 61227728), (2, 30613864), (4, 15306932), (8, 7653466), (16, 3826733), (19, 3222512), (31, 1975088), (38, 1611256), (62, 987544), (73, 838736), (76, 805628), (89, 687952), (124, 493772), (146, 419368), (152, 402814), (178, 343976), (248, 246886), (292, 209684), (304, 201407), (356, 171988), (496, 123443), (584, 104842), (589, 103952), (712, 85994), (1168, 52421), (1178, 51976), (1387, 44144), (1424, 42997), (1691, 36208), (2263, 27056), (2356, 25988), (2759, 22192), (2774, 22072), (3382, 18104), (4526, 13528), (4712, 12994), (5518, 11096), (5548, 11036), (6497, 9424), (6764, 9052)]