1640983424

素因数分解:

$2^7\times {\mathrm{89}}^1\times {\mathrm{283}}^1\times {\mathrm{509}}^1$

素因数の和:895

約数の個数: 64

約数和(自身を含む): 3324078000

約数和(自身を除く): 1683094576

約数列:

[1, 2, 4, 8, 16, 32, 64, 89, 128, 178, 283, 356, 509, 566, 712, 1018, 1132, 1424, 2036, 2264, 2848, 4072, 4528, 5696, 8144, 9056, 11392, 16288, 18112, 25187, 32576, 36224, 45301, 50374, 65152, 90602, 100748, 144047, 181204, 201496, 288094, 362408, 402992, 576188, 724816, 805984, 1152376, 1449632, 1611968, 2304752, 2899264, 3223936, 4609504, 5798528, 9219008, 12820183, 18438016, 25640366, 51280732, 102561464, 205122928, 410245856, 820491712, 1640983424]

約数ペア:

[(1, 1640983424), (2, 820491712), (4, 410245856), (8, 205122928), (16, 102561464), (32, 51280732), (64, 25640366), (89, 18438016), (128, 12820183), (178, 9219008), (283, 5798528), (356, 4609504), (509, 3223936), (566, 2899264), (712, 2304752), (1018, 1611968), (1132, 1449632), (1424, 1152376), (2036, 805984), (2264, 724816), (2848, 576188), (4072, 402992), (4528, 362408), (5696, 288094), (8144, 201496), (9056, 181204), (11392, 144047), (16288, 100748), (18112, 90602), (25187, 65152), (32576, 50374), (36224, 45301)]