61467980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{359}}^1\times {\mathrm{1223}}^1$

素因数の和:1598

約数の個数: 48

約数和(自身を含む): 148055040

約数和(自身を除く): 86587060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 359, 718, 1223, 1436, 1795, 2446, 2513, 3590, 4892, 5026, 6115, 7180, 8561, 10052, 12230, 12565, 17122, 24460, 25130, 34244, 42805, 50260, 85610, 171220, 439057, 878114, 1756228, 2195285, 3073399, 4390570, 6146798, 8781140, 12293596, 15366995, 30733990, 61467980]

約数ペア:

[(1, 61467980), (2, 30733990), (4, 15366995), (5, 12293596), (7, 8781140), (10, 6146798), (14, 4390570), (20, 3073399), (28, 2195285), (35, 1756228), (70, 878114), (140, 439057), (359, 171220), (718, 85610), (1223, 50260), (1436, 42805), (1795, 34244), (2446, 25130), (2513, 24460), (3590, 17122), (4892, 12565), (5026, 12230), (6115, 10052), (7180, 8561)]