25251460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1$

素因数の和:265

約数の個数: 96

約数和(自身を含む): 62868960

約数和(自身を除く): 37617500

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 29, 34, 52, 58, 65, 68, 85, 116, 130, 145, 170, 197, 221, 260, 290, 340, 377, 394, 442, 493, 580, 754, 788, 884, 985, 986, 1105, 1508, 1885, 1970, 1972, 2210, 2465, 2561, 3349, 3770, 3940, 4420, 4930, 5122, 5713, 6409, 6698, 7540, 9860, 10244, 11426, 12805, 12818, 13396, 16745, 22852, 25610, 25636, 28565, 32045, 33490, 43537, 51220, 57130, 64090, 66980, 74269, 87074, 97121, 114260, 128180, 148538, 174148, 194242, 217685, 297076, 371345, 388484, 435370, 485605, 742690, 870740, 971210, 1262573, 1485380, 1942420, 2525146, 5050292, 6312865, 12625730, 25251460]

約数ペア:

[(1, 25251460), (2, 12625730), (4, 6312865), (5, 5050292), (10, 2525146), (13, 1942420), (17, 1485380), (20, 1262573), (26, 971210), (29, 870740), (34, 742690), (52, 485605), (58, 435370), (65, 388484), (68, 371345), (85, 297076), (116, 217685), (130, 194242), (145, 174148), (170, 148538), (197, 128180), (221, 114260), (260, 97121), (290, 87074), (340, 74269), (377, 66980), (394, 64090), (442, 57130), (493, 51220), (580, 43537), (754, 33490), (788, 32045), (884, 28565), (985, 25636), (986, 25610), (1105, 22852), (1508, 16745), (1885, 13396), (1970, 12818), (1972, 12805), (2210, 11426), (2465, 10244), (2561, 9860), (3349, 7540), (3770, 6698), (3940, 6409), (4420, 5713), (4930, 5122)]