27137680

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1$

素因数の和:224

約数の個数: 80

約数和(自身を含む): 65870784

約数和(自身を除く): 38733104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 67, 80, 83, 122, 134, 166, 244, 268, 305, 332, 335, 415, 488, 536, 610, 664, 670, 830, 976, 1072, 1220, 1328, 1340, 1660, 2440, 2680, 3320, 4087, 4880, 5063, 5360, 5561, 6640, 8174, 10126, 11122, 16348, 20252, 20435, 22244, 25315, 27805, 32696, 40504, 40870, 44488, 50630, 55610, 65392, 81008, 81740, 88976, 101260, 111220, 163480, 202520, 222440, 326960, 339221, 405040, 444880, 678442, 1356884, 1696105, 2713768, 3392210, 5427536, 6784420, 13568840, 27137680]

約数ペア:

[(1, 27137680), (2, 13568840), (4, 6784420), (5, 5427536), (8, 3392210), (10, 2713768), (16, 1696105), (20, 1356884), (40, 678442), (61, 444880), (67, 405040), (80, 339221), (83, 326960), (122, 222440), (134, 202520), (166, 163480), (244, 111220), (268, 101260), (305, 88976), (332, 81740), (335, 81008), (415, 65392), (488, 55610), (536, 50630), (610, 44488), (664, 40870), (670, 40504), (830, 32696), (976, 27805), (1072, 25315), (1220, 22244), (1328, 20435), (1340, 20252), (1660, 16348), (2440, 11122), (2680, 10126), (3320, 8174), (4087, 6640), (4880, 5561), (5063, 5360)]