52917280

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1$

素因数の和:163

約数の個数: 144

約数和(自身を含む): 143881920

約数和(自身を除く): 90964640

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 65, 76, 80, 95, 103, 104, 130, 152, 160, 169, 190, 206, 208, 247, 260, 304, 338, 380, 412, 416, 494, 515, 520, 608, 676, 760, 824, 845, 988, 1030, 1040, 1235, 1339, 1352, 1520, 1648, 1690, 1957, 1976, 2060, 2080, 2470, 2678, 2704, 3040, 3211, 3296, 3380, 3914, 3952, 4120, 4940, 5356, 5408, 6422, 6695, 6760, 7828, 7904, 8240, 9785, 9880, 10712, 12844, 13390, 13520, 15656, 16055, 16480, 17407, 19570, 19760, 21424, 25441, 25688, 26780, 27040, 31312, 32110, 34814, 39140, 39520, 42848, 50882, 51376, 53560, 62624, 64220, 69628, 78280, 87035, 101764, 102752, 107120, 127205, 128440, 139256, 156560, 174070, 203528, 214240, 254410, 256880, 278512, 313120, 330733, 348140, 407056, 508820, 513760, 557024, 661466, 696280, 814112, 1017640, 1322932, 1392560, 1653665, 2035280, 2645864, 2785120, 3307330, 4070560, 5291728, 6614660, 10583456, 13229320, 26458640, 52917280]

約数ペア:

[(1, 52917280), (2, 26458640), (4, 13229320), (5, 10583456), (8, 6614660), (10, 5291728), (13, 4070560), (16, 3307330), (19, 2785120), (20, 2645864), (26, 2035280), (32, 1653665), (38, 1392560), (40, 1322932), (52, 1017640), (65, 814112), (76, 696280), (80, 661466), (95, 557024), (103, 513760), (104, 508820), (130, 407056), (152, 348140), (160, 330733), (169, 313120), (190, 278512), (206, 256880), (208, 254410), (247, 214240), (260, 203528), (304, 174070), (338, 156560), (380, 139256), (412, 128440), (416, 127205), (494, 107120), (515, 102752), (520, 101764), (608, 87035), (676, 78280), (760, 69628), (824, 64220), (845, 62624), (988, 53560), (1030, 51376), (1040, 50882), (1235, 42848), (1339, 39520), (1352, 39140), (1520, 34814), (1648, 32110), (1690, 31312), (1957, 27040), (1976, 26780), (2060, 25688), (2080, 25441), (2470, 21424), (2678, 19760), (2704, 19570), (3040, 17407), (3211, 16480), (3296, 16055), (3380, 15656), (3914, 13520), (3952, 13390), (4120, 12844), (4940, 10712), (5356, 9880), (5408, 9785), (6422, 8240), (6695, 7904), (6760, 7828)]