25000960

素因数分解:

$2^{10}\times 5^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1$

素因数の和:301

約数の個数: 88

約数和(自身を含む): 63375120

約数和(自身を除く): 38374160

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 257, 304, 320, 380, 512, 514, 608, 640, 760, 1024, 1028, 1216, 1280, 1285, 1520, 2056, 2432, 2560, 2570, 3040, 4112, 4864, 4883, 5120, 5140, 6080, 8224, 9728, 9766, 10280, 12160, 16448, 19456, 19532, 20560, 24320, 24415, 32896, 39064, 41120, 48640, 48830, 65792, 78128, 82240, 97280, 97660, 131584, 156256, 164480, 195320, 263168, 312512, 328960, 390640, 625024, 657920, 781280, 1250048, 1315840, 1562560, 2500096, 3125120, 5000192, 6250240, 12500480, 25000960]

約数ペア:

[(1, 25000960), (2, 12500480), (4, 6250240), (5, 5000192), (8, 3125120), (10, 2500096), (16, 1562560), (19, 1315840), (20, 1250048), (32, 781280), (38, 657920), (40, 625024), (64, 390640), (76, 328960), (80, 312512), (95, 263168), (128, 195320), (152, 164480), (160, 156256), (190, 131584), (256, 97660), (257, 97280), (304, 82240), (320, 78128), (380, 65792), (512, 48830), (514, 48640), (608, 41120), (640, 39064), (760, 32896), (1024, 24415), (1028, 24320), (1216, 20560), (1280, 19532), (1285, 19456), (1520, 16448), (2056, 12160), (2432, 10280), (2560, 9766), (2570, 9728), (3040, 8224), (4112, 6080), (4864, 5140), (4883, 5120)]