72757025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1$

素因数の和:314

約数の個数: 48

約数和(自身を含む): 106064640

約数和(自身を除く): 33307615

約数列:

[1, 5, 11, 17, 25, 55, 79, 85, 187, 197, 275, 395, 425, 869, 935, 985, 1343, 1975, 2167, 3349, 4345, 4675, 4925, 6715, 10835, 14773, 15563, 16745, 21725, 33575, 36839, 54175, 73865, 77815, 83725, 171193, 184195, 264571, 369325, 389075, 855965, 920975, 1322855, 2910281, 4279825, 6614275, 14551405, 72757025]

約数ペア:

[(1, 72757025), (5, 14551405), (11, 6614275), (17, 4279825), (25, 2910281), (55, 1322855), (79, 920975), (85, 855965), (187, 389075), (197, 369325), (275, 264571), (395, 184195), (425, 171193), (869, 83725), (935, 77815), (985, 73865), (1343, 54175), (1975, 36839), (2167, 33575), (3349, 21725), (4345, 16745), (4675, 15563), (4925, 14773), (6715, 10835)]