49680520

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{30293}}^1$

素因数の和:30345

約数の個数: 32

約数和(自身を含む): 114511320

約数和(自身を除く): 64830800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 30293, 60586, 121172, 151465, 242344, 302930, 605860, 1211720, 1242013, 2484026, 4968052, 6210065, 9936104, 12420130, 24840260, 49680520]

約数ペア:

[(1, 49680520), (2, 24840260), (4, 12420130), (5, 9936104), (8, 6210065), (10, 4968052), (20, 2484026), (40, 1242013), (41, 1211720), (82, 605860), (164, 302930), (205, 242344), (328, 151465), (410, 121172), (820, 60586), (1640, 30293)]