64181715

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1019}}^1$

素因数の和:1076

約数の個数: 64

約数和(自身を含む): 123379200

約数和(自身を除く): 59197485

約数列:

[1, 3, 5, 13, 15, 17, 19, 39, 51, 57, 65, 85, 95, 195, 221, 247, 255, 285, 323, 663, 741, 969, 1019, 1105, 1235, 1615, 3057, 3315, 3705, 4199, 4845, 5095, 12597, 13247, 15285, 17323, 19361, 20995, 39741, 51969, 58083, 62985, 66235, 86615, 96805, 198705, 225199, 251693, 259845, 290415, 329137, 675597, 755079, 987411, 1125995, 1258465, 1645685, 3377985, 3775395, 4278781, 4937055, 12836343, 21393905, 64181715]

約数ペア:

[(1, 64181715), (3, 21393905), (5, 12836343), (13, 4937055), (15, 4278781), (17, 3775395), (19, 3377985), (39, 1645685), (51, 1258465), (57, 1125995), (65, 987411), (85, 755079), (95, 675597), (195, 329137), (221, 290415), (247, 259845), (255, 251693), (285, 225199), (323, 198705), (663, 96805), (741, 86615), (969, 66235), (1019, 62985), (1105, 58083), (1235, 51969), (1615, 39741), (3057, 20995), (3315, 19361), (3705, 17323), (4199, 15285), (4845, 13247), (5095, 12597)]