274300225

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:250

約数の個数: 48

約数和(自身を含む): 365333760

約数和(自身を除く): 91033535

約数列:

[1, 5, 25, 43, 47, 61, 89, 215, 235, 305, 445, 1075, 1175, 1525, 2021, 2225, 2623, 2867, 3827, 4183, 5429, 10105, 13115, 14335, 19135, 20915, 27145, 50525, 65575, 71675, 95675, 104575, 123281, 135725, 179869, 233447, 255163, 616405, 899345, 1167235, 1275815, 3082025, 4496725, 5836175, 6379075, 10972009, 54860045, 274300225]

約数ペア:

[(1, 274300225), (5, 54860045), (25, 10972009), (43, 6379075), (47, 5836175), (61, 4496725), (89, 3082025), (215, 1275815), (235, 1167235), (305, 899345), (445, 616405), (1075, 255163), (1175, 233447), (1525, 179869), (2021, 135725), (2225, 123281), (2623, 104575), (2867, 95675), (3827, 71675), (4183, 65575), (5429, 50525), (10105, 27145), (13115, 20915), (14335, 19135)]