388889793608

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{461}}^1\times {\mathrm{557}}^1\times {\mathrm{8231}}^1$

素因数の和:9278

約数の個数: 64

約数和(自身を含む): 763983601920

約数和(自身を除く): 375093808312

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 461, 557, 922, 1114, 1844, 2228, 3688, 4456, 8231, 10603, 12811, 16462, 21206, 25622, 32924, 42412, 51244, 65848, 84824, 102488, 189313, 256777, 378626, 513554, 757252, 1027108, 1514504, 2054216, 3794491, 4584667, 5905871, 7588982, 9169334, 11811742, 15177964, 18338668, 23623484, 30355928, 36677336, 47246968, 87273293, 105447341, 174546586, 210894682, 349093172, 421789364, 698186344, 843578728, 2113531487, 4227062974, 8454125948, 16908251896, 48611224201, 97222448402, 194444896804, 388889793608]

約数ペア:

[(1, 388889793608), (2, 194444896804), (4, 97222448402), (8, 48611224201), (23, 16908251896), (46, 8454125948), (92, 4227062974), (184, 2113531487), (461, 843578728), (557, 698186344), (922, 421789364), (1114, 349093172), (1844, 210894682), (2228, 174546586), (3688, 105447341), (4456, 87273293), (8231, 47246968), (10603, 36677336), (12811, 30355928), (16462, 23623484), (21206, 18338668), (25622, 15177964), (32924, 11811742), (42412, 9169334), (51244, 7588982), (65848, 5905871), (84824, 4584667), (102488, 3794491), (189313, 2054216), (256777, 1514504), (378626, 1027108), (513554, 757252)]