68701568

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:140

約数の個数: 128

約数和(自身を含む): 161935200

約数和(自身を除く): 93233632

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 41, 52, 53, 64, 76, 82, 104, 106, 128, 152, 164, 208, 212, 247, 304, 328, 416, 424, 494, 533, 608, 656, 689, 779, 832, 848, 988, 1007, 1066, 1216, 1312, 1378, 1558, 1664, 1696, 1976, 2014, 2132, 2173, 2432, 2624, 2756, 3116, 3392, 3952, 4028, 4264, 4346, 5248, 5512, 6232, 6784, 7904, 8056, 8528, 8692, 10127, 11024, 12464, 13091, 15808, 16112, 17056, 17384, 20254, 22048, 24928, 26182, 28249, 31616, 32224, 34112, 34768, 40508, 41287, 44096, 49856, 52364, 56498, 64448, 68224, 69536, 81016, 82574, 88192, 99712, 104728, 112996, 128896, 139072, 162032, 165148, 209456, 225992, 278144, 324064, 330296, 418912, 451984, 536731, 648128, 660592, 837824, 903968, 1073462, 1296256, 1321184, 1675648, 1807936, 2146924, 2642368, 3615872, 4293848, 5284736, 8587696, 17175392, 34350784, 68701568]

約数ペア:

[(1, 68701568), (2, 34350784), (4, 17175392), (8, 8587696), (13, 5284736), (16, 4293848), (19, 3615872), (26, 2642368), (32, 2146924), (38, 1807936), (41, 1675648), (52, 1321184), (53, 1296256), (64, 1073462), (76, 903968), (82, 837824), (104, 660592), (106, 648128), (128, 536731), (152, 451984), (164, 418912), (208, 330296), (212, 324064), (247, 278144), (304, 225992), (328, 209456), (416, 165148), (424, 162032), (494, 139072), (533, 128896), (608, 112996), (656, 104728), (689, 99712), (779, 88192), (832, 82574), (848, 81016), (988, 69536), (1007, 68224), (1066, 64448), (1216, 56498), (1312, 52364), (1378, 49856), (1558, 44096), (1664, 41287), (1696, 40508), (1976, 34768), (2014, 34112), (2132, 32224), (2173, 31616), (2432, 28249), (2624, 26182), (2756, 24928), (3116, 22048), (3392, 20254), (3952, 17384), (4028, 17056), (4264, 16112), (4346, 15808), (5248, 13091), (5512, 12464), (6232, 11024), (6784, 10127), (7904, 8692), (8056, 8528)]