128497504

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{2459}}^1$

素因数の和:2563

約数の個数: 48

約数和(自身を含む): 267805440

約数和(自身を除く): 139307936

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 71, 92, 142, 184, 284, 368, 568, 736, 1136, 1633, 2272, 2459, 3266, 4918, 6532, 9836, 13064, 19672, 26128, 39344, 52256, 56557, 78688, 113114, 174589, 226228, 349178, 452456, 698356, 904912, 1396712, 1809824, 2793424, 4015547, 5586848, 8031094, 16062188, 32124376, 64248752, 128497504]

約数ペア:

[(1, 128497504), (2, 64248752), (4, 32124376), (8, 16062188), (16, 8031094), (23, 5586848), (32, 4015547), (46, 2793424), (71, 1809824), (92, 1396712), (142, 904912), (184, 698356), (284, 452456), (368, 349178), (568, 226228), (736, 174589), (1136, 113114), (1633, 78688), (2272, 56557), (2459, 52256), (3266, 39344), (4918, 26128), (6532, 19672), (9836, 13064)]