86420638580

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^2\times {\mathrm{61}}^1\times {\mathrm{84229}}^1$

素因数の和:84357

約数の個数: 72

約数和(自身を含む): 191040715320

約数和(自身を除く): 104620076740

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 61, 116, 122, 145, 244, 290, 305, 580, 610, 841, 1220, 1682, 1769, 3364, 3538, 4205, 7076, 8410, 8845, 16820, 17690, 35380, 51301, 84229, 102602, 168458, 205204, 256505, 336916, 421145, 513010, 842290, 1026020, 1684580, 2442641, 4885282, 5137969, 9770564, 10275938, 12213205, 20551876, 24426410, 25689845, 48852820, 51379690, 70836589, 102759380, 141673178, 149001101, 283346356, 298002202, 354182945, 596004404, 708365890, 745005505, 1416731780, 1490011010, 2980022020, 4321031929, 8642063858, 17284127716, 21605159645, 43210319290, 86420638580]

約数ペア:

[(1, 86420638580), (2, 43210319290), (4, 21605159645), (5, 17284127716), (10, 8642063858), (20, 4321031929), (29, 2980022020), (58, 1490011010), (61, 1416731780), (116, 745005505), (122, 708365890), (145, 596004404), (244, 354182945), (290, 298002202), (305, 283346356), (580, 149001101), (610, 141673178), (841, 102759380), (1220, 70836589), (1682, 51379690), (1769, 48852820), (3364, 25689845), (3538, 24426410), (4205, 20551876), (7076, 12213205), (8410, 10275938), (8845, 9770564), (16820, 5137969), (17690, 4885282), (35380, 2442641), (51301, 1684580), (84229, 1026020), (102602, 842290), (168458, 513010), (205204, 421145), (256505, 336916)]