81645424

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{313}}^1$

素因数の和:482

約数の個数: 80

約数和(自身を含む): 193434048

約数和(自身を除く): 111788624

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 137, 238, 272, 274, 313, 476, 548, 626, 952, 959, 1096, 1252, 1904, 1918, 2191, 2192, 2329, 2504, 3836, 4382, 4658, 5008, 5321, 7672, 8764, 9316, 10642, 15344, 16303, 17528, 18632, 21284, 32606, 35056, 37247, 37264, 42568, 42881, 65212, 74494, 85136, 85762, 130424, 148988, 171524, 260848, 297976, 300167, 343048, 595952, 600334, 686096, 728977, 1200668, 1457954, 2401336, 2915908, 4802672, 5102839, 5831816, 10205678, 11663632, 20411356, 40822712, 81645424]

約数ペア:

[(1, 81645424), (2, 40822712), (4, 20411356), (7, 11663632), (8, 10205678), (14, 5831816), (16, 5102839), (17, 4802672), (28, 2915908), (34, 2401336), (56, 1457954), (68, 1200668), (112, 728977), (119, 686096), (136, 600334), (137, 595952), (238, 343048), (272, 300167), (274, 297976), (313, 260848), (476, 171524), (548, 148988), (626, 130424), (952, 85762), (959, 85136), (1096, 74494), (1252, 65212), (1904, 42881), (1918, 42568), (2191, 37264), (2192, 37247), (2329, 35056), (2504, 32606), (3836, 21284), (4382, 18632), (4658, 17528), (5008, 16303), (5321, 15344), (7672, 10642), (8764, 9316)]