64835960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1$

素因数の和:345

約数の個数: 128

約数和(自身を含む): 180558720

約数和(自身を除く): 115722760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 53, 56, 68, 70, 85, 106, 119, 136, 140, 170, 212, 238, 257, 265, 280, 340, 371, 424, 476, 514, 530, 595, 680, 742, 901, 952, 1028, 1060, 1190, 1285, 1484, 1799, 1802, 1855, 2056, 2120, 2380, 2570, 2968, 3598, 3604, 3710, 4369, 4505, 4760, 5140, 6307, 7196, 7208, 7420, 8738, 8995, 9010, 10280, 12614, 13621, 14392, 14840, 17476, 17990, 18020, 21845, 25228, 27242, 30583, 31535, 34952, 35980, 36040, 43690, 50456, 54484, 61166, 63070, 68105, 71960, 87380, 95347, 108968, 122332, 126140, 136210, 152915, 174760, 190694, 231557, 244664, 252280, 272420, 305830, 381388, 463114, 476735, 544840, 611660, 762776, 926228, 953470, 1157785, 1223320, 1620899, 1852456, 1906940, 2315570, 3241798, 3813880, 4631140, 6483596, 8104495, 9262280, 12967192, 16208990, 32417980, 64835960]

約数ペア:

[(1, 64835960), (2, 32417980), (4, 16208990), (5, 12967192), (7, 9262280), (8, 8104495), (10, 6483596), (14, 4631140), (17, 3813880), (20, 3241798), (28, 2315570), (34, 1906940), (35, 1852456), (40, 1620899), (53, 1223320), (56, 1157785), (68, 953470), (70, 926228), (85, 762776), (106, 611660), (119, 544840), (136, 476735), (140, 463114), (170, 381388), (212, 305830), (238, 272420), (257, 252280), (265, 244664), (280, 231557), (340, 190694), (371, 174760), (424, 152915), (476, 136210), (514, 126140), (530, 122332), (595, 108968), (680, 95347), (742, 87380), (901, 71960), (952, 68105), (1028, 63070), (1060, 61166), (1190, 54484), (1285, 50456), (1484, 43690), (1799, 36040), (1802, 35980), (1855, 34952), (2056, 31535), (2120, 30583), (2380, 27242), (2570, 25228), (2968, 21845), (3598, 18020), (3604, 17990), (3710, 17476), (4369, 14840), (4505, 14392), (4760, 13621), (5140, 12614), (6307, 10280), (7196, 9010), (7208, 8995), (7420, 8738)]