25153720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1439}}^1$

素因数の和:1492

約数の個数: 64

約数和(自身を含む): 62208000

約数和(自身を除く): 37054280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 38, 40, 46, 76, 92, 95, 115, 152, 184, 190, 230, 380, 437, 460, 760, 874, 920, 1439, 1748, 2185, 2878, 3496, 4370, 5756, 7195, 8740, 11512, 14390, 17480, 27341, 28780, 33097, 54682, 57560, 66194, 109364, 132388, 136705, 165485, 218728, 264776, 273410, 330970, 546820, 628843, 661940, 1093640, 1257686, 1323880, 2515372, 3144215, 5030744, 6288430, 12576860, 25153720]

約数ペア:

[(1, 25153720), (2, 12576860), (4, 6288430), (5, 5030744), (8, 3144215), (10, 2515372), (19, 1323880), (20, 1257686), (23, 1093640), (38, 661940), (40, 628843), (46, 546820), (76, 330970), (92, 273410), (95, 264776), (115, 218728), (152, 165485), (184, 136705), (190, 132388), (230, 109364), (380, 66194), (437, 57560), (460, 54682), (760, 33097), (874, 28780), (920, 27341), (1439, 17480), (1748, 14390), (2185, 11512), (2878, 8740), (3496, 7195), (4370, 5756)]