51491856

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{461}}^1$

素因数の和:664

約数の個数: 80

約数和(自身を含む): 144365760

約数和(自身を除く): 92873904

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 179, 208, 312, 358, 461, 537, 624, 716, 922, 1074, 1383, 1432, 1844, 2148, 2327, 2766, 2864, 3688, 4296, 4654, 5532, 5993, 6981, 7376, 8592, 9308, 11064, 11986, 13962, 17979, 18616, 22128, 23972, 27924, 35958, 37232, 47944, 55848, 71916, 82519, 95888, 111696, 143832, 165038, 247557, 287664, 330076, 495114, 660152, 990228, 1072747, 1320304, 1980456, 2145494, 3218241, 3960912, 4290988, 6436482, 8581976, 12872964, 17163952, 25745928, 51491856]

約数ペア:

[(1, 51491856), (2, 25745928), (3, 17163952), (4, 12872964), (6, 8581976), (8, 6436482), (12, 4290988), (13, 3960912), (16, 3218241), (24, 2145494), (26, 1980456), (39, 1320304), (48, 1072747), (52, 990228), (78, 660152), (104, 495114), (156, 330076), (179, 287664), (208, 247557), (312, 165038), (358, 143832), (461, 111696), (537, 95888), (624, 82519), (716, 71916), (922, 55848), (1074, 47944), (1383, 37232), (1432, 35958), (1844, 27924), (2148, 23972), (2327, 22128), (2766, 18616), (2864, 17979), (3688, 13962), (4296, 11986), (4654, 11064), (5532, 9308), (5993, 8592), (6981, 7376)]