65696680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{233}}^1$

素因数の和:323

約数の個数: 128

約数和(自身を含む): 181958400

約数和(自身を除く): 116261720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 53, 56, 70, 76, 95, 106, 133, 140, 152, 190, 212, 233, 265, 266, 280, 371, 380, 424, 466, 530, 532, 665, 742, 760, 932, 1007, 1060, 1064, 1165, 1330, 1484, 1631, 1855, 1864, 2014, 2120, 2330, 2660, 2968, 3262, 3710, 4028, 4427, 4660, 5035, 5320, 6524, 7049, 7420, 8056, 8155, 8854, 9320, 10070, 12349, 13048, 14098, 14840, 16310, 17708, 20140, 22135, 24698, 28196, 30989, 32620, 35245, 35416, 40280, 44270, 49396, 56392, 61745, 61978, 65240, 70490, 86443, 88540, 98792, 123490, 123956, 140980, 154945, 172886, 177080, 234631, 246980, 247912, 281960, 309890, 345772, 432215, 469262, 493960, 619780, 691544, 864430, 938524, 1173155, 1239560, 1642417, 1728860, 1877048, 2346310, 3284834, 3457720, 4692620, 6569668, 8212085, 9385240, 13139336, 16424170, 32848340, 65696680]

約数ペア:

[(1, 65696680), (2, 32848340), (4, 16424170), (5, 13139336), (7, 9385240), (8, 8212085), (10, 6569668), (14, 4692620), (19, 3457720), (20, 3284834), (28, 2346310), (35, 1877048), (38, 1728860), (40, 1642417), (53, 1239560), (56, 1173155), (70, 938524), (76, 864430), (95, 691544), (106, 619780), (133, 493960), (140, 469262), (152, 432215), (190, 345772), (212, 309890), (233, 281960), (265, 247912), (266, 246980), (280, 234631), (371, 177080), (380, 172886), (424, 154945), (466, 140980), (530, 123956), (532, 123490), (665, 98792), (742, 88540), (760, 86443), (932, 70490), (1007, 65240), (1060, 61978), (1064, 61745), (1165, 56392), (1330, 49396), (1484, 44270), (1631, 40280), (1855, 35416), (1864, 35245), (2014, 32620), (2120, 30989), (2330, 28196), (2660, 24698), (2968, 22135), (3262, 20140), (3710, 17708), (4028, 16310), (4427, 14840), (4660, 14098), (5035, 13048), (5320, 12349), (6524, 10070), (7049, 9320), (7420, 8854), (8056, 8155)]