65102080

素因数分解:

$2^8\times 5^1\times {\mathrm{181}}^1\times {\mathrm{281}}^1$

素因数の和:483

約数の個数: 72

約数和(自身を含む): 157359384

約数和(自身を除く): 92257304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 181, 256, 281, 320, 362, 562, 640, 724, 905, 1124, 1280, 1405, 1448, 1810, 2248, 2810, 2896, 3620, 4496, 5620, 5792, 7240, 8992, 11240, 11584, 14480, 17984, 22480, 23168, 28960, 35968, 44960, 46336, 50861, 57920, 71936, 89920, 101722, 115840, 179840, 203444, 231680, 254305, 359680, 406888, 508610, 813776, 1017220, 1627552, 2034440, 3255104, 4068880, 6510208, 8137760, 13020416, 16275520, 32551040, 65102080]

約数ペア:

[(1, 65102080), (2, 32551040), (4, 16275520), (5, 13020416), (8, 8137760), (10, 6510208), (16, 4068880), (20, 3255104), (32, 2034440), (40, 1627552), (64, 1017220), (80, 813776), (128, 508610), (160, 406888), (181, 359680), (256, 254305), (281, 231680), (320, 203444), (362, 179840), (562, 115840), (640, 101722), (724, 89920), (905, 71936), (1124, 57920), (1280, 50861), (1405, 46336), (1448, 44960), (1810, 35968), (2248, 28960), (2810, 23168), (2896, 22480), (3620, 17984), (4496, 14480), (5620, 11584), (5792, 11240), (7240, 8992)]