65306640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{38873}}^1$

素因数の和:38896

約数の個数: 80

約数和(自身を含む): 231378048

約数和(自身を除く): 166071408

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 38873, 77746, 116619, 155492, 194365, 233238, 272111, 310984, 388730, 466476, 544222, 583095, 621968, 777460, 816333, 932952, 1088444, 1166190, 1360555, 1554920, 1632666, 1865904, 2176888, 2332380, 2721110, 3109840, 3265332, 4081665, 4353776, 4664760, 5442220, 6530664, 8163330, 9329520, 10884440, 13061328, 16326660, 21768880, 32653320, 65306640]

約数ペア:

[(1, 65306640), (2, 32653320), (3, 21768880), (4, 16326660), (5, 13061328), (6, 10884440), (7, 9329520), (8, 8163330), (10, 6530664), (12, 5442220), (14, 4664760), (15, 4353776), (16, 4081665), (20, 3265332), (21, 3109840), (24, 2721110), (28, 2332380), (30, 2176888), (35, 1865904), (40, 1632666), (42, 1554920), (48, 1360555), (56, 1166190), (60, 1088444), (70, 932952), (80, 816333), (84, 777460), (105, 621968), (112, 583095), (120, 544222), (140, 466476), (168, 388730), (210, 310984), (240, 272111), (280, 233238), (336, 194365), (420, 155492), (560, 116619), (840, 77746), (1680, 38873)]