78241040

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{16033}}^1$

素因数の和:16107

約数の個数: 40

約数和(自身を含む): 184904088

約数和(自身を除く): 106663048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 16033, 32066, 64132, 80165, 128264, 160330, 256528, 320660, 641320, 978013, 1282640, 1956026, 3912052, 4890065, 7824104, 9780130, 15648208, 19560260, 39120520, 78241040]

約数ペア:

[(1, 78241040), (2, 39120520), (4, 19560260), (5, 15648208), (8, 9780130), (10, 7824104), (16, 4890065), (20, 3912052), (40, 1956026), (61, 1282640), (80, 978013), (122, 641320), (244, 320660), (305, 256528), (488, 160330), (610, 128264), (976, 80165), (1220, 64132), (2440, 32066), (4880, 16033)]