3125120

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1$

素因数の和:295

約数の個数: 64

約数和(自身を含む): 7894800

約数和(自身を除く): 4769680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 257, 304, 320, 380, 514, 608, 640, 760, 1028, 1216, 1285, 1520, 2056, 2432, 2570, 3040, 4112, 4883, 5140, 6080, 8224, 9766, 10280, 12160, 16448, 19532, 20560, 24415, 32896, 39064, 41120, 48830, 78128, 82240, 97660, 156256, 164480, 195320, 312512, 390640, 625024, 781280, 1562560, 3125120]

約数ペア:

[(1, 3125120), (2, 1562560), (4, 781280), (5, 625024), (8, 390640), (10, 312512), (16, 195320), (19, 164480), (20, 156256), (32, 97660), (38, 82240), (40, 78128), (64, 48830), (76, 41120), (80, 39064), (95, 32896), (128, 24415), (152, 20560), (160, 19532), (190, 16448), (257, 12160), (304, 10280), (320, 9766), (380, 8224), (514, 6080), (608, 5140), (640, 4883), (760, 4112), (1028, 3040), (1216, 2570), (1285, 2432), (1520, 2056)]