331387175

素因数分解:

$5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{179}}^1$

素因数の和:416

約数の個数: 48

約数和(自身を含む): 482112000

約数和(自身を除く): 150724825

約数列:

[1, 5, 7, 25, 35, 71, 149, 175, 179, 355, 497, 745, 895, 1043, 1253, 1775, 2485, 3725, 4475, 5215, 6265, 10579, 12425, 12709, 26075, 26671, 31325, 52895, 63545, 74053, 88963, 133355, 186697, 264475, 317725, 370265, 444815, 666775, 933485, 1851325, 1893641, 2224075, 4667425, 9468205, 13255487, 47341025, 66277435, 331387175]

約数ペア:

[(1, 331387175), (5, 66277435), (7, 47341025), (25, 13255487), (35, 9468205), (71, 4667425), (149, 2224075), (175, 1893641), (179, 1851325), (355, 933485), (497, 666775), (745, 444815), (895, 370265), (1043, 317725), (1253, 264475), (1775, 186697), (2485, 133355), (3725, 88963), (4475, 74053), (5215, 63545), (6265, 52895), (10579, 31325), (12425, 26671), (12709, 26075)]