77444780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{5477}}^1$

素因数の和:5594

約数の個数: 48

約数和(自身を含む): 187742016

約数和(自身を除く): 110297236

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 101, 140, 202, 404, 505, 707, 1010, 1414, 2020, 2828, 3535, 5477, 7070, 10954, 14140, 21908, 27385, 38339, 54770, 76678, 109540, 153356, 191695, 383390, 553177, 766780, 1106354, 2212708, 2765885, 3872239, 5531770, 7744478, 11063540, 15488956, 19361195, 38722390, 77444780]

約数ペア:

[(1, 77444780), (2, 38722390), (4, 19361195), (5, 15488956), (7, 11063540), (10, 7744478), (14, 5531770), (20, 3872239), (28, 2765885), (35, 2212708), (70, 1106354), (101, 766780), (140, 553177), (202, 383390), (404, 191695), (505, 153356), (707, 109540), (1010, 76678), (1414, 54770), (2020, 38339), (2828, 27385), (3535, 21908), (5477, 14140), (7070, 10954)]