64192240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1451}}^1$

素因数の和:1550

約数の個数: 80

約数和(自身を含む): 172846080

約数和(自身を除く): 108653840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 79, 80, 112, 140, 158, 280, 316, 395, 553, 560, 632, 790, 1106, 1264, 1451, 1580, 2212, 2765, 2902, 3160, 4424, 5530, 5804, 6320, 7255, 8848, 10157, 11060, 11608, 14510, 20314, 22120, 23216, 29020, 40628, 44240, 50785, 58040, 81256, 101570, 114629, 116080, 162512, 203140, 229258, 406280, 458516, 573145, 802403, 812560, 917032, 1146290, 1604806, 1834064, 2292580, 3209612, 4012015, 4585160, 6419224, 8024030, 9170320, 12838448, 16048060, 32096120, 64192240]

約数ペア:

[(1, 64192240), (2, 32096120), (4, 16048060), (5, 12838448), (7, 9170320), (8, 8024030), (10, 6419224), (14, 4585160), (16, 4012015), (20, 3209612), (28, 2292580), (35, 1834064), (40, 1604806), (56, 1146290), (70, 917032), (79, 812560), (80, 802403), (112, 573145), (140, 458516), (158, 406280), (280, 229258), (316, 203140), (395, 162512), (553, 116080), (560, 114629), (632, 101570), (790, 81256), (1106, 58040), (1264, 50785), (1451, 44240), (1580, 40628), (2212, 29020), (2765, 23216), (2902, 22120), (3160, 20314), (4424, 14510), (5530, 11608), (5804, 11060), (6320, 10157), (7255, 8848)]