71217850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{4177}}^1$

素因数の和:4231

約数の個数: 48

約数和(自身を含む): 149204736

約数和(自身を除く): 77986886

約数列:

[1, 2, 5, 10, 11, 22, 25, 31, 50, 55, 62, 110, 155, 275, 310, 341, 550, 682, 775, 1550, 1705, 3410, 4177, 8354, 8525, 17050, 20885, 41770, 45947, 91894, 104425, 129487, 208850, 229735, 258974, 459470, 647435, 1148675, 1294870, 1424357, 2297350, 2848714, 3237175, 6474350, 7121785, 14243570, 35608925, 71217850]

約数ペア:

[(1, 71217850), (2, 35608925), (5, 14243570), (10, 7121785), (11, 6474350), (22, 3237175), (25, 2848714), (31, 2297350), (50, 1424357), (55, 1294870), (62, 1148675), (110, 647435), (155, 459470), (275, 258974), (310, 229735), (341, 208850), (550, 129487), (682, 104425), (775, 91894), (1550, 45947), (1705, 41770), (3410, 20885), (4177, 17050), (8354, 8525)]