71873425

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:242

約数の個数: 48

約数和(自身を含む): 101590720

約数和(自身を除く): 29717295

約数列:

[1, 5, 13, 25, 37, 43, 65, 139, 185, 215, 325, 481, 559, 695, 925, 1075, 1591, 1807, 2405, 2795, 3475, 5143, 5977, 7955, 9035, 12025, 13975, 20683, 25715, 29885, 39775, 45175, 66859, 77701, 103415, 128575, 149425, 221149, 334295, 388505, 517075, 1105745, 1671475, 1942525, 2874937, 5528725, 14374685, 71873425]

約数ペア:

[(1, 71873425), (5, 14374685), (13, 5528725), (25, 2874937), (37, 1942525), (43, 1671475), (65, 1105745), (139, 517075), (185, 388505), (215, 334295), (325, 221149), (481, 149425), (559, 128575), (695, 103415), (925, 77701), (1075, 66859), (1591, 45175), (1807, 39775), (2405, 29885), (2795, 25715), (3475, 20683), (5143, 13975), (5977, 12025), (7955, 9035)]