72677888

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1$

素因数の和:309

約数の個数: 80

約数和(自身を含む): 158442240

約数和(自身を除く): 85764352

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 64, 76, 124, 128, 152, 241, 248, 256, 304, 482, 496, 512, 589, 608, 964, 992, 1178, 1216, 1928, 1984, 2356, 2432, 3856, 3968, 4579, 4712, 4864, 7471, 7712, 7936, 9158, 9424, 9728, 14942, 15424, 15872, 18316, 18848, 29884, 30848, 36632, 37696, 59768, 61696, 73264, 75392, 119536, 123392, 141949, 146528, 150784, 239072, 283898, 293056, 301568, 478144, 567796, 586112, 956288, 1135592, 1172224, 1912576, 2271184, 2344448, 3825152, 4542368, 9084736, 18169472, 36338944, 72677888]

約数ペア:

[(1, 72677888), (2, 36338944), (4, 18169472), (8, 9084736), (16, 4542368), (19, 3825152), (31, 2344448), (32, 2271184), (38, 1912576), (62, 1172224), (64, 1135592), (76, 956288), (124, 586112), (128, 567796), (152, 478144), (241, 301568), (248, 293056), (256, 283898), (304, 239072), (482, 150784), (496, 146528), (512, 141949), (589, 123392), (608, 119536), (964, 75392), (992, 73264), (1178, 61696), (1216, 59768), (1928, 37696), (1984, 36632), (2356, 30848), (2432, 29884), (3856, 18848), (3968, 18316), (4579, 15872), (4712, 15424), (4864, 14942), (7471, 9728), (7712, 9424), (7936, 9158)]