39424775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:188

約数の個数: 48

約数和(自身を含む): 56246400

約数和(自身を除く): 16821625

約数列:

[1, 5, 13, 25, 29, 47, 65, 89, 145, 235, 325, 377, 445, 611, 725, 1157, 1175, 1363, 1885, 2225, 2581, 3055, 4183, 5785, 6815, 9425, 12905, 15275, 17719, 20915, 28925, 33553, 34075, 54379, 64525, 88595, 104575, 121307, 167765, 271895, 442975, 606535, 838825, 1359475, 1576991, 3032675, 7884955, 39424775]

約数ペア:

[(1, 39424775), (5, 7884955), (13, 3032675), (25, 1576991), (29, 1359475), (47, 838825), (65, 606535), (89, 442975), (145, 271895), (235, 167765), (325, 121307), (377, 104575), (445, 88595), (611, 64525), (725, 54379), (1157, 34075), (1175, 33553), (1363, 28925), (1885, 20915), (2225, 17719), (2581, 15275), (3055, 12905), (4183, 9425), (5785, 6815)]