90036725

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:222

約数の個数: 48

約数和(自身を含む): 124396800

約数和(自身を除く): 34360075

約数列:

[1, 5, 19, 25, 37, 47, 95, 109, 185, 235, 475, 545, 703, 893, 925, 1175, 1739, 2071, 2725, 3515, 4033, 4465, 5123, 8695, 10355, 17575, 20165, 22325, 25615, 33041, 43475, 51775, 76627, 97337, 100825, 128075, 165205, 189551, 383135, 486685, 826025, 947755, 1915675, 2433425, 3601469, 4738775, 18007345, 90036725]

約数ペア:

[(1, 90036725), (5, 18007345), (19, 4738775), (25, 3601469), (37, 2433425), (47, 1915675), (95, 947755), (109, 826025), (185, 486685), (235, 383135), (475, 189551), (545, 165205), (703, 128075), (893, 100825), (925, 97337), (1175, 76627), (1739, 51775), (2071, 43475), (2725, 33041), (3515, 25615), (4033, 22325), (4465, 20165), (5123, 17575), (8695, 10355)]