64693.0000000

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2$

素因数の和:81

約数の個数: 72

約数和(自身を含む): 11905488

約数和(自身を除く): 5921913

約数列:

[1, 3, 5, 13, 15, 17, 19, 25, 39, 51, 57, 65, 75, 85, 95, 195, 221, 247, 255, 285, 323, 325, 361, 425, 475, 663, 741, 969, 975, 1083, 1105, 1235, 1275, 1425, 1615, 1805, 3315, 3705, 4199, 4693, 4845, 5415, 5525, 6137, 6175, 8075, 9025, 12597, 14079, 16575, 18411, 18525, 20995, 23465, 24225, 27075, 30685, 62985, 70395, 79781, 92055, 104975, 117325, 153425, 239343, 314925, 351975, 398905, 460275, 1196715, 1994525, 5983575]

約数ペア:

[(1, 5983575), (3, 1994525), (5, 1196715), (13, 460275), (15, 398905), (17, 351975), (19, 314925), (25, 239343), (39, 153425), (51, 117325), (57, 104975), (65, 92055), (75, 79781), (85, 70395), (95, 62985), (195, 30685), (221, 27075), (247, 24225), (255, 23465), (285, 20995), (323, 18525), (325, 18411), (361, 16575), (425, 14079), (475, 12597), (663, 9025), (741, 8075), (969, 6175), (975, 6137), (1083, 5525), (1105, 5415), (1235, 4845), (1275, 4693), (1425, 4199), (1615, 3705), (1805, 3315)]