25517772

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{929}}^1$

素因数の和:1055

約数の個数: 72

約数和(自身を含む): 74474400

約数和(自身を除く): 48956628

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 109, 126, 218, 252, 327, 436, 654, 763, 929, 981, 1308, 1526, 1858, 1962, 2289, 2787, 3052, 3716, 3924, 4578, 5574, 6503, 6867, 8361, 9156, 11148, 13006, 13734, 16722, 19509, 26012, 27468, 33444, 39018, 58527, 78036, 101261, 117054, 202522, 234108, 303783, 405044, 607566, 708827, 911349, 1215132, 1417654, 1822698, 2126481, 2835308, 3645396, 4252962, 6379443, 8505924, 12758886, 25517772]

約数ペア:

[(1, 25517772), (2, 12758886), (3, 8505924), (4, 6379443), (6, 4252962), (7, 3645396), (9, 2835308), (12, 2126481), (14, 1822698), (18, 1417654), (21, 1215132), (28, 911349), (36, 708827), (42, 607566), (63, 405044), (84, 303783), (109, 234108), (126, 202522), (218, 117054), (252, 101261), (327, 78036), (436, 58527), (654, 39018), (763, 33444), (929, 27468), (981, 26012), (1308, 19509), (1526, 16722), (1858, 13734), (1962, 13006), (2289, 11148), (2787, 9156), (3052, 8361), (3716, 6867), (3924, 6503), (4578, 5574)]