28446650

素因数分解:

$2^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:287

約数の個数: 48

約数和(自身を含む): 55094688

約数和(自身を除く): 26648038

約数列:

[1, 2, 5, 10, 25, 43, 50, 86, 101, 131, 202, 215, 262, 430, 505, 655, 1010, 1075, 1310, 2150, 2525, 3275, 4343, 5050, 5633, 6550, 8686, 11266, 13231, 21715, 26462, 28165, 43430, 56330, 66155, 108575, 132310, 140825, 217150, 281650, 330775, 568933, 661550, 1137866, 2844665, 5689330, 14223325, 28446650]

約数ペア:

[(1, 28446650), (2, 14223325), (5, 5689330), (10, 2844665), (25, 1137866), (43, 661550), (50, 568933), (86, 330775), (101, 281650), (131, 217150), (202, 140825), (215, 132310), (262, 108575), (430, 66155), (505, 56330), (655, 43430), (1010, 28165), (1075, 26462), (1310, 21715), (2150, 13231), (2525, 11266), (3275, 8686), (4343, 6550), (5050, 5633)]