72984890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{743}}^1$

素因数の和:827

約数の個数: 64

約数和(自身を含む): 154275840

約数和(自身を除く): 81290950

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 47, 55, 94, 95, 110, 190, 209, 235, 418, 470, 517, 743, 893, 1034, 1045, 1486, 1786, 2090, 2585, 3715, 4465, 5170, 7430, 8173, 8930, 9823, 14117, 16346, 19646, 28234, 34921, 40865, 49115, 69842, 70585, 81730, 98230, 141170, 155287, 174605, 310574, 349210, 384131, 663499, 768262, 776435, 1326998, 1552870, 1920655, 3317495, 3841310, 6634990, 7298489, 14596978, 36492445, 72984890]

約数ペア:

[(1, 72984890), (2, 36492445), (5, 14596978), (10, 7298489), (11, 6634990), (19, 3841310), (22, 3317495), (38, 1920655), (47, 1552870), (55, 1326998), (94, 776435), (95, 768262), (110, 663499), (190, 384131), (209, 349210), (235, 310574), (418, 174605), (470, 155287), (517, 141170), (743, 98230), (893, 81730), (1034, 70585), (1045, 69842), (1486, 49115), (1786, 40865), (2090, 34921), (2585, 28234), (3715, 19646), (4465, 16346), (5170, 14117), (7430, 9823), (8173, 8930)]