100805680

素因数分解:

$2^4\times 5^1\times {\mathrm{257}}^1\times {\mathrm{4903}}^1$

素因数の和:5173

約数の個数: 40

約数和(自身を含む): 235333152

約数和(自身を除く): 134527472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 257, 514, 1028, 1285, 2056, 2570, 4112, 4903, 5140, 9806, 10280, 19612, 20560, 24515, 39224, 49030, 78448, 98060, 196120, 392240, 1260071, 2520142, 5040284, 6300355, 10080568, 12600710, 20161136, 25201420, 50402840, 100805680]

約数ペア:

[(1, 100805680), (2, 50402840), (4, 25201420), (5, 20161136), (8, 12600710), (10, 10080568), (16, 6300355), (20, 5040284), (40, 2520142), (80, 1260071), (257, 392240), (514, 196120), (1028, 98060), (1285, 78448), (2056, 49030), (2570, 39224), (4112, 24515), (4903, 20560), (5140, 19612), (9806, 10280)]