72123568

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{8719}}^1$

素因数の和:8785

約数の個数: 40

約数和(自身を含む): 155704320

約数和(自身を除く): 83580752

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 47, 88, 94, 176, 188, 376, 517, 752, 1034, 2068, 4136, 8272, 8719, 17438, 34876, 69752, 95909, 139504, 191818, 383636, 409793, 767272, 819586, 1534544, 1639172, 3278344, 4507723, 6556688, 9015446, 18030892, 36061784, 72123568]

約数ペア:

[(1, 72123568), (2, 36061784), (4, 18030892), (8, 9015446), (11, 6556688), (16, 4507723), (22, 3278344), (44, 1639172), (47, 1534544), (88, 819586), (94, 767272), (176, 409793), (188, 383636), (376, 191818), (517, 139504), (752, 95909), (1034, 69752), (2068, 34876), (4136, 17438), (8272, 8719)]